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Marquise|Natural|GIA

1.02ct J SI1 Marquise Natural Diamond

EX • J/SI1 • GIA 1543346382

Certificate GIA 1543346382

Diamond specifications and retailer prices

From $4,302 NZD
As of November 6, 2026
Save $2,214 NZD (34%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $6,516 NZD at 77 Diamonds · As of November 6, 2026
View at 77 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 SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1543346382. Listed at 9 retailers as of November 6, 2026, with prices from $4,302 to $6,516, a $2,214 spread on the same certified stone. 77 Diamonds lists it at $6,516. 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
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1543346382
Dimensions10.58 × 5.35 × 3.06 mm
L/W Ratio1.98
Top View
10.58 mm5.35 mm1.02 ctJ / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 1543346382
Side View
Table 58.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 57.1%

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: Nov 6
Current: $6,516 NZD|Low: $3,947 NZD|High: $6,633 NZD|Avg: $5,201 NZD|+0.8%
77 Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 5$4,302 NZD
Retailer 3$4,342 NZD
Retailer 2$4,365 NZD
Retailer 8$4,681 NZD
Retailer 4$5,372 NZD
Retailer 6$5,664 NZD
Retailer 7$5,664 NZD
Retailer 9$5,845 NZD
77 Diamonds$6,516 NZD

38 data points across 9 retailers

9 retailers$4,302 NZD to $6,516 NZD

B+
Cheapest Retailer
-
$4,302 NZD
B+
Retailer 2
-
$4,342 NZD
View
Final sale: no returns
B+
Retailer 3
-
$4,365 NZD
View
B+
Retailer 4
-
$4,681 NZD
View
B
Retailer 5
-
$5,372 NZD
View
B
Retailer 6
-
$5,664 NZD
View
B
Retailer 7
-
$5,664 NZD
View
B
Retailer 8
-
$5,845 NZD
View
Most Expensive
B
77 Diamonds
MQMBBU2WWRVF · Nov 6
$6,516 NZD
£2,844 GBP
View
8 more retailers have this diamond
Prices start from $4,302 NZDSave up to $2,214 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.

B+
1.02ct Marquise
$4,302 NZD