Round|Natural|GIA

1.20ct D SI2 Round Natural Diamond

EX • D/SI2 • GIA 6402308841

Certificate GIA 6402308841

Diamond specifications and retailer prices

From $2,675 USD
As of November 6, 2026
Save $3,565 USD (57%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $6,240 USD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.2ct natural round diamond

This 1.2ct natural round sits in the classic one-carat band, graded D colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6402308841. Listed at 15 retailers as of November 5, 2026, with prices from $2,675 to $6,240, a $3,565 spread on the same certified stone. NZ Jewellers lists it at $6,240. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.20
Carat
D
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
OriginNatural
Grading LabGIA
CertificateGIA 6402308841
Dimensions6.90 × 6.88 × 4.14 mm
L/W Ratio1.00
Top View
6.90 mm6.88 mm1.20 ctD / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
CertificateGIA 6402308841
Side View
Table 58.0%CrownGirdlePavilionCulet: NoneDepth 60.1%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $6,240 USD|Low: $2,649 USD|High: $6,240 USD|Avg: $3,889 USD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
November 6, 2026
Retailer 12$2,675 USD
Retailer 5$3,179 USD
Retailer 6$3,246 USD
Retailer 4$3,306 USD
Retailer 2$3,427 USD
Retailer 13$3,582 USD
Retailer 15$3,582 USD
Retailer 7$3,590 USD
Retailer 9$3,684 USD
Retailer 8$3,719 USD
Retailer 14$3,720 USD
Retailer 3$4,133 USD
Retailer 10$4,161 USD
Retailer 11$5,974 USD
NZ Jewellers$6,240 USD

33 data points across 15 retailers

15 retailers$2,675 USD to $6,240 USD

A
Cheapest Retailer
-
$2,675 USD
A
Retailer 2
-
$3,179 USD
View
A
Retailer 3
-
$3,246 USD
View
B+
Retailer 4
-
$3,306 USD
View
Final sale: no returns
A
Retailer 5
-
$3,427 USD
View
B+
Retailer 6
-
$3,582 USD
View
Retailer 7
-
$3,582 USD
View
Price last confirmed 8 days ago
B+
Retailer 8
-
$3,590 USD
View
B+
Retailer 9
-
$3,684 USD
View
B+
Retailer 10
-
$3,719 USD
View
B+
Retailer 11
-
$3,720 USD
View
B+
Retailer 12
-
$4,133 USD
View
B+
Retailer 13
-
$4,161 USD
View
B
Retailer 14
-
$5,974 USD
View
Most Expensive
B
NZ Jewellers
7f20be6f-6c8b-4fbf-8960-46686ad9de07 · Nov 5
$6,240 USD
View
14 more retailers have this diamond
Prices start from $2,675 USDSave up to $3,565 USD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
1.20ct Round
$2,675 USD