-70%
14ct 1 Carat Diamond Ring Cushion Shape with 84 Brilliant Cut Diamond 14ct 1 Carat Diamond Ring Cushion Shape with 84 Brilliant Cut Diamond
Enhanced Yellow Diamond Collection

14ct 1 Carat Diamond Ring Cushion Shape with 84 Brilliant Cut Diamond

14ct 1 Carat Diamond Ring Cushion Shape with 84 Brilliant Cut Diamond
$3,999 from $1,199

9ct White Gold 1 Carat Cluster Heart Diamond Bridal Set Ring

Your heart will be set on this exquisite stunning and striking White Gold 1 Carat Diamond Bridal Ring Set consisting of 74 Brilliant cut...

9ct White Gold 1 Carat Diamond Bridal Set Ring with Halo Setting

This Halo Setting brilliant-cut round sparkling diamonds are beautifully set in a pave setting in this classic style bridal set. Its timeless design and...
-63%
1 Carat Diamond Ring with 58 Brilliant Cut Diamond in Silver Gold Plated 1 Carat Diamond Ring with 58 Brilliant Cut Diamond in Silver Gold Plated

1 Carat Diamond Ring with 58 Brilliant Cut Diamond in Silver Gold Plated

1 Carat Diamond Ring with 58 Brilliant Cut Diamond in Silver Gold Plated
$1,024 $374
-67%
Luminesce Lab Grown 1.5 Ct Light Champagne Solitaire Diamond Ring in 14ct White Gold Luminesce Lab Grown 1.5 Ct Light Champagne Solitaire Diamond Ring in 14ct White Gold
Luminesce

Luminesce Lab Grown 1.5 Ct Light Champagne Solitaire Diamond Ring in 14ct White Gold

Luminesce Lab Grown 1.5 Ct Light Champagne Solitaire Diamond Ring in 14ct White Gold
$5,999 from $1,999

9ct Yellow Gold 1 Carat Diamond Pear Shape Cluster Dress Ring

9ct Yellow Gold 1 Carat Diamond Pear Shape Cluster Dress Ring

9ct Yellow Gold 1 Carat Diamond Round Cushion Shape Cluster Dress Ring

9ct Yellow Gold 1 Carat Diamond Round Cushion Shape Cluster Dress Ring
-57%
9ct Yellow Gold 1 Carat Diamond Square Cushion Shape Cluster Dress Ring 9ct Yellow Gold 1 Carat Diamond Square Cushion Shape Cluster Dress Ring

9ct Yellow Gold 1 Carat Diamond Square Cushion Shape Cluster Dress Ring

9ct Yellow Gold 1 Carat Diamond Square Cushion Shape Cluster Dress Ring
$3,499 from $1,499
-68%
9ct Yellow Gold 1 Carat Pear Shape Diamond Ring 9ct Yellow Gold 1 Carat Pear Shape Diamond Ring

9ct Yellow Gold 1 Carat Pear Shape Diamond Ring

9ct Yellow Gold 1 Carat Pear Shape Diamond Ring
$3,999 $1,299

9ct Yellow Gold 1 Carat Diamond Bridal Set Ring with Halo Setting

This bridal ring set is elegant and timeless and is sure to dazzle with 40 brilliant diamonds of engagement and wedding band
-50%
0.95 Carat Solitaire Diamond Ring in 18ct White Gold 0.95 Carat Solitaire Diamond Ring in 18ct White Gold

0.95 Carat Solitaire Diamond Ring in 18ct White Gold

18ct White Gold 1 Carat Diamond Solitaire Ring Size H, M&Q
$6,999 $3,499
-50%
1 Carat Diamond Gents Ring in 10ct White Gold 1 Carat Diamond Gents Ring in 10ct White Gold

1 Carat Diamond Gents Ring in 10ct White Gold

1 Carat Diamond Gents Ring in 10ct White Gold
$3,999 $1,999
-50%
1 Carat Diamond Gents Ring in 10ct Yellow Gold 1 Carat Diamond Gents Ring in 10ct Yellow Gold

1 Carat Diamond Gents Ring in 10ct Yellow Gold

1 Carat Diamond Gents Ring in 10ct Yellow Gold
$3,999 $1,999
-50%
1 Carat Diamond Gents Ring in 10ct Yellow Gold 1 Carat Diamond Gents Ring in 10ct Yellow Gold

1 Carat Diamond Gents Ring in 10ct Yellow Gold

Step into refined elegance with this remarkable 1 Carat Diamond Gents Ring in 10ct Yellow Gold, a symbol of sophistication and prestige. Meticulously crafted,...
$2,999 $1,499

1.40 Carat Diamond Cluster Pear Ring in 14ct White Gold

1.40 Carat Diamond Cluster Pear Ring in 14ct White Gold

1.20 Carat Diamond Oval Cluster Ring in 14ct White Gold

1.20 Carat Diamond Oval Cluster Ring in 14ct White Gold
$6,499
-60%
1.40 Carat Diamond Pear Shape Bridal Set in 10ct White Gold

1.40 Carat Diamond Pear Shape Bridal Set in 10ct White Gold

1.40 Carat Diamond Pear Shape Bridal Set in 10ct White Gold
$4,999 $1,999

1.40 Carat Diamond Cushion Cluster Ring in 14ct Yellow Gold

1.40 Carat Diamond Cushion Cluster Ring in 14ct Yellow Gold
$6,699

1.40 Carat Diamond Cushion Shape Ring in 10ct White Gold

1.40 Carat Diamond Cushion Shape Ring in 10ct White Gold
$6,999

1.40 Carat Diamond Cushion Shape Bridal Set in 10ct Yellow Gold

1.40 Carat Diamond Cushion Shape Bridal Set in 10ct Yellow Gold
$4,999
-50%
1.30 Carat Diamond Bridal Ring Set in 10ct White Gold

1.30 Carat Diamond Bridal Ring Set in 10ct White Gold

1.30 Carat Diamond Bridal Ring Set in 10ct White Gold
$3,999 $1,999
-60%
1.40 Carat Diamond Bridal Set in 10ct White Gold

1.40 Carat Diamond Bridal Set in 10ct White Gold

1.40 Carat Diamond Bridal Set in 10ct White Gold
$6,299 $2,499

1.40 Carat Diamond Cushion Cluster Ring in 14ct White Gold

1.40 Carat Diamond Cushion Cluster Ring in 14ct White Gold
$6,699

Sterling Silver 1 Carat Diamond Ring With 112 Brilliant & 22 Baguette Cut Diamonds

Sterling Silver 1 Carat Diamond Ring With 112 Brilliant & 22 Baguette Cut Diamonds
-73%
Luminesce Lab Grown 1Ct Diamond Bridal Set in 14ct White Gold Luminesce Lab Grown 1Ct Diamond Bridal Set in 14ct White Gold
Luminesce

Luminesce Lab Grown 1Ct Diamond Bridal Set in 14ct White Gold

Luminesce Lab Grown 1Ct Diamond Bridal Set in 14ct White Gold
$13,199 $3,499

9ct Yellow Gold 1 Carat Diamond Pear Shape Cluster Split Shank Ring

Sparkle with one Carat of Diamonds! This 9ct Yellow Gold Ring features 64 sparkling Round Brilliant cut Diamonds in a Pear shape cluster with...
-50%
9ct Yellow Gold 1 Carat Diamond Pear Shape Ring with Split Shank 9ct Yellow Gold 1 Carat Diamond Pear Shape Ring with Split Shank

9ct Yellow Gold 1 Carat Diamond Pear Shape Ring with Split Shank

This 9ct Yellow Gold 1 Carat Diamond Pear Shape Ring with Split Shank is the perfect addition to your jewellery collection. Its sparkle will...
$2,999 from $1,499
Australian Diamond Collection

9ct Yellow Gold 1 Carat Diamond Ring with Australian Diamonds

Embrace vintage glamour with this Gold Diamond Ring. With Australian cognac diamonds bordered by two rows of white diamonds and set in sumptuous 9ct...

9ct Yellow Gold 1 Carat Diamond Pear Shape Cluster Ring

A divine cluster of 1 Carat Diamonds set in a pear shape
from $2,699

9ct Yellow Gold 1 Carat Diamond Round Shape Cluster Ring

Radiate beauty with this 9ct Yellow Gold 1 Carat Diamond Round Shape Cluster Ring. Set with a countless collection of diamonds, this amazing gold...
from $2,699

9ct Yellow Gold 1 Carat Diamond Pear Shape Cluster Ring

This Gold Diamond Ring is sure to have you awestruck at first sight for its enthralling glimmer and exquisite beauty. Set in 9ct luxurious...
from $2,999

9ct Yellow Gold 1 Carat Diamond Cushion Shape Cluster Ring

Embrace an eternal love with this magnificent 9ct Yellow Gold 1 Carat Diamond Cushion Shape Cluster Ring. Larger than a normal cluster ring, this...
from $2,699

9ct Yellow Gold 1 Carat Diamond Pear Shape Cluster Ring

9ct Yellow Gold 1 Carat Diamond Pear Shape Cluster Ring

9ct Yellow Gold 1 Carat Diamond Oval Shape Cluster Ring

Experience the epitome of elegance with the 9ct Yellow Gold 1 Carat Diamond Oval Shape Cluster Ring. Crafted with meticulous precision, this ring exudes...
-70%
9ct Yellow Gold 1 Carat Diamond Pear Shape Cluster Ring 9ct Yellow Gold 1 Carat Diamond Pear Shape Cluster Ring

9ct Yellow Gold 1 Carat Diamond Pear Shape Cluster Ring

Pear shaped bling is a reflection of the individuality and empowerment of the person who wears it. Shine bright with this 9ct Yellow Gold...
$2,999 $899

9ct Yellow Gold 1 Carat Diamond Cushion Shape Cluster Ring

A beautiful cluster of 1 Carat Diamonds set in 9ct Yellow Gold, this ring is a modern look with the illusion of looking bigger...
from $2,999

1ct Diamond rings

Discover perfection with Grahams’ 1ct diamond rings online & in store.

If you love diamonds, then you’ll adore Grahams’ collection of 1ct diamond rings. Find anything from simple but elegant solitaire rings, to extravagant diamond-covered gold rings

Diamond rings are timeless, the brilliant gemstone has long been regarded as the most beautiful stone on earth for its unbeaten sparkle and shine. You’ll also find 2ct diamond rings and 3ct diamond rings here for even more of that glistening lustre. 

If popping the question is on your mind, it’s our pleasure to help you find the very best diamond engagement rings, and the most special wedding rings

Love diamond jewellery? Then try Luminesce lab grown diamonds. These man-made diamonds are pure diamond, and come without all the environmental and ethical concerns of diamond mining.  

Find the perfect 1ct diamond rings at Grahams today. Stop by one of our five store locations or browse online. Sparkle now and later with one of our various finance options available through Zip, humm, Afterpay, Laybuy or Latitude Interest Free. Receive free shipping when you spend $69 or more.

Is 1ct ring good?

Almost all 1 carat rings are spectacular and beautiful. With one carats worth of any gemstone, a ring is bound to be sparkly, brilliant and simply stunning.

How big is 1 carat?

One carat is equal to 0.2 or one fifth of a gram. A one carat diamond is about 6.5mm in diameter.

How much should a 1 carat diamond cost?

The cost of a one carat diamond can vary depending on its clarity, colour and cut , though usually it will be a little higher because of its weight. See our diamond buying guide if you want to know more!

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