CaratHunter
Plans
Round|Natural|GIA

1.02ct J SI2 Round Natural Diamond

EX • J/SI2 • GIA 1418762555

Certificate GIA 1418762555

Diamond specifications and retailer prices

From $1,843 AUD
As of November 6, 2026
Save $2,655 AUD (59%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $4,497 AUD 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 $1,843 to $4,497, a $2,655 spread on the same certified stone. MOH London lists it at $4,497. 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: $4,497 AUD|Low: $1,843 AUD|High: $4,565 AUD|Avg: $2,946 AUD|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 6, 2026
Retailer 2$1,843 AUD
Retailer 5$2,376 AUD
Retailer 3$2,840 AUD
Retailer 4$3,127 AUD
MOH London$4,497 AUD

46 data points across 5 retailers

5 retailers$1,843 AUD to $4,497 AUD

A
Cheapest Retailer
-
$1,843 AUD
A
Retailer 2
-
$2,376 AUD
View
B+
Retailer 3
-
$2,840 AUD
View
B+
Retailer 4
-
$3,127 AUD
View
Most Expensive
B
MOH London
F584B7EFA · Nov 4
$4,497 AUD
£2,479 GBP
View
4 more retailers have this diamond
Prices start from $1,843 AUDSave up to $2,655 AUD

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
$1,843 AUD