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Marquise|Natural|GIA

1.02ct J VS2 Marquise Natural Diamond

EX • J/VS2 • GIA 1242030008

Certificate GIA 1242030008

Diamond specifications and retailer prices

From $3,806 AUD
As of October 31, 2026
Save $3,432 AUD (47%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $7,238 AUD at Helzberg Diamonds · As of November 3, 2026
View at Helzberg Diamonds

About this 1.02ct natural marquise diamond

This 1.02ct natural marquise sits in the classic one-carat band, graded J colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1242030008. Listed at 15 retailers as of October 31, 2026, with prices from $3,806 to $7,238, a $3,432 spread on the same certified stone. Helzberg Diamonds lists it at $7,238. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.02
Carat
J
Colour
VS2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.36°
Pavilion angle40.52°
OriginNatural
Grading LabGIA
CertificateGIA 1242030008
Dimensions9.95 × 5.21 × 3.26 mm
L/W Ratio1.91
Culet sizeNone
Top View
9.95 mm5.21 mm1.02 ctJ / VS2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1242030008
Side View
Table 59.0%Crown 39.36°Girdle: STK-THKPavilion 40.52°Culet: NoneDepth 62.6%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: $7,238 AUD|Low: $3,806 AUD|High: $7,383 AUD|Avg: $5,086 AUD|-2.0%
Helzberg Diamonds
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
Retailer 16
November 5, 2026
Retailer 12$3,806 AUD
Retailer 7$3,838 AUD
Retailer 2$3,899 AUD
Retailer 14$4,117 AUD
Retailer 13$4,139 AUD
Retailer 9$4,446 AUD
Retailer 5$4,585 AUD
Retailer 3$4,909 AUD
Retailer 15$4,934 AUD
Retailer 4$5,046 AUD
Retailer 10$5,076 AUD
Retailer 11$5,282 AUD
Retailer 8$5,542 AUD
Retailer 16$6,420 AUD
Retailer 6$6,810 AUD
Helzberg Diamonds$7,238 AUD

31 data points across 16 retailers

15 retailers$3,806 AUD to $7,238 AUD

B+
Cheapest Retailer
-
$3,806 AUD
B+
Retailer 2
-
$3,838 AUD
View
B+
Retailer 3
-
$3,899 AUD
View
B+
Retailer 4
-
$4,117 AUD
View
B+
Retailer 5
-
$4,139 AUD
View
B+
Retailer 6
-
$4,446 AUD
View
B+
Retailer 7
-
$4,585 AUD
View
B+
Retailer 8
-
$4,909 AUD
View
B+
Retailer 9
-
$4,934 AUD
View
B+
Retailer 10
-
$5,046 AUD
View
B+
Retailer 11
-
$5,076 AUD
View
B+
Retailer 12
-
$5,282 AUD
View
B
Retailer 13
-
$6,420 AUD
View
B
Retailer 14
-
$6,810 AUD
View
Most Expensive
B
Helzberg Diamonds
XZRHIKIGJGGGO · Nov 3
$7,238 AUD
$4,973 USD
View
14 more retailers have this diamond
Prices start from $3,806 AUDSave up to $3,432 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.

B+
1.02ct Marquise
$3,806 AUD