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Round|Natural|GIA

1.02ct J SI2 Round Natural Diamond

EX • J/SI2 • GIA 1418762555

Certificate GIA 1418762555

Diamond specifications and retailer prices

From $2,295 NZD
As of November 6, 2026
Save $3,306 NZD (59%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $5,601 NZD at MOH London · As of November 4, 2026
View at MOH London

About this 1.02ct natural round diamond

This 1.02ct natural round sits in the classic one-carat band, graded J colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1418762555. Listed at 5 retailers as of November 4, 2026, with prices from $2,295 to $5,601, a $3,306 spread on the same certified stone. MOH London lists it at $5,601. 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

1.02
Carat
J
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 1418762555
Dimensions6.41 × 6.45 × 4.01 mm
L/W Ratio1.01
Star length50%
Lower girdle80%
Top View
6.41 mm6.45 mm1.02 ctJ / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1418762555
Side View
Table 58.0%Crown 36°Girdle: MediumPavilion 41.2°Culet: NoneDepth 62.4%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $5,601 NZD|Low: $2,295 NZD|High: $5,684 NZD|Avg: $3,668 NZD|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 6, 2026
Retailer 2$2,295 NZD
Retailer 5$2,958 NZD
Retailer 3$3,536 NZD
Retailer 4$3,894 NZD
MOH London$5,601 NZD

46 data points across 5 retailers

5 retailers$2,295 NZD to $5,601 NZD

A
Cheapest Retailer
-
$2,295 NZD
A
Retailer 2
-
$2,958 NZD
View
B+
Retailer 3
-
$3,536 NZD
View
B+
Retailer 4
-
$3,894 NZD
View
Most Expensive
B
MOH London
F584B7EFA · Nov 4
$5,601 NZD
£2,479 GBP
View
4 more retailers have this diamond
Prices start from $2,295 NZDSave up to $3,306 NZD

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
1.02ct Round
$2,295 NZD