Marquise|Natural|GIA

1.02ct I VS1 Marquise Natural Diamond

EX • I/VS1 • GIA 1236952500

Certificate GIA 1236952500

Diamond specifications and retailer prices

From $3,879 USD
As of November 4, 2026
Save $2,705 USD (41%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $6,584 USD at MOH London · As of November 1, 2026
View at MOH London

About this 1.02ct natural marquise diamond

This 1.02ct natural marquise sits in the classic one-carat band, graded I colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1236952500. Listed at 7 retailers as of November 1, 2026, with prices from $3,879 to $6,584, a $2,705 spread on the same certified stone. MOH London lists it at $6,584. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.02
Carat
I
Color
VS1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceStrong
OriginNatural
Grading LabGIA
CertificateGIA 1236952500
Dimensions10.30 × 5.29 × 3.24 mm
L/W Ratio1.95
Top View
10.30 mm5.29 mm1.02 ctI / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceStrong
CertificateGIA 1236952500
Side View
Table 58.0%CrownGirdlePavilionCulet: NoneDepth 61.3%

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 4
Current: $6,584 USD|Low: $3,879 USD|High: $6,654 USD|Avg: $4,556 USD|-1.0%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 5, 2026
Retailer 4$3,879 USD
Retailer 2$3,987 USD
Retailer 5$4,171 USD
Retailer 7$4,220 USD
Retailer 3$4,437 USD
Retailer 6$4,456 USD
MOH London$6,584 USD

33 data points across 7 retailers

7 retailers$3,879 USD to $6,584 USD

B+
Cheapest Retailer
-
$3,879 USD
B+
Retailer 2
-
$3,987 USD
View
Retailer 3
-
$4,171 USD
View
Price last confirmed 41 days ago
B+
Retailer 4
-
$4,220 USD
View
B+
Retailer 5
-
$4,437 USD
View
Retailer 6
-
$4,456 USD
View
Price last confirmed 24 days ago
Most Expensive
B
MOH London
D35C85CCA · Nov 1
$6,584 USD
£5,184 GBP
View
6 more retailers have this diamond
Prices start from $3,879 USDSave up to $2,705 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
$3,879 USD