Marquise|Natural|GIA

1.02ct J SI1 Marquise Natural Diamond

EX • J/SI1 • GIA 1543346382

Certificate GIA 1543346382

Diamond specifications and retailer prices

From $2,385 USD
As of November 6, 2026
Save $1,227 USD (34%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $3,612 USD 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 $2,385 to $3,612, a $1,227 spread on the same certified stone. 77 Diamonds lists it at $3,612. 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
Color
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
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $3,612 USD|Low: $2,188 USD|High: $3,677 USD|Avg: $2,883 USD|+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$2,385 USD
Retailer 3$2,407 USD
Retailer 2$2,420 USD
Retailer 8$2,595 USD
Retailer 4$2,978 USD
Retailer 6$3,140 USD
Retailer 7$3,140 USD
Retailer 9$3,240 USD
77 Diamonds$3,612 USD

39 data points across 9 retailers

9 retailers$2,385 USD to $3,612 USD

B+
Cheapest Retailer
-
$2,385 USD
B+
Retailer 2
-
$2,407 USD
View
Final sale: no returns
B+
Retailer 3
-
$2,420 USD
View
B+
Retailer 4
-
$2,595 USD
View
B
Retailer 5
-
$2,978 USD
View
B
Retailer 6
-
$3,140 USD
View
B
Retailer 7
-
$3,140 USD
View
B
Retailer 8
-
$3,240 USD
View
Most Expensive
B
77 Diamonds
MQMBBU2WWRVF · Nov 6
$3,612 USD
£2,844 GBP
View
8 more retailers have this diamond
Prices start from $2,385 USDSave up to $1,227 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.

B+
1.02ct Marquise
$2,385 USD