Cushion|Natural|GIA

1.02ct H SI1 Cushion Natural Diamond

ID • H/SI1 • GIA 3505244588

Certificate GIA 3505244588

Diamond specifications and retailer prices

From $1,539 USD
As of November 2, 2026
Save $1,227 USD (44%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $2,766 USD at MOH London · As of November 1, 2026
View at MOH London

About this 1.02ct natural cushion diamond

This 1.02ct natural cushion sits in the classic one-carat band, graded H 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 3505244588. Listed at 7 retailers as of November 1, 2026, with prices from $1,539 to $2,766, a $1,227 spread on the same certified stone. MOH London lists it at $2,766. 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
H
Color
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.04°
Pavilion angle31.02°
OriginNatural
Grading LabGIA
CertificateGIA 3505244588
Dimensions5.92 × 5.53 × 3.50 mm
L/W Ratio1.07
Top View
5.92 mm5.53 mm1.02 ctH / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 3505244588
Side View
Table 64.0%Crown 37.04°Girdle: Slightly ThickPavilion 31.02°Culet: NoneDepth 63.3%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: $2,766 USD|Low: $1,539 USD|High: $2,851 USD|Avg: $1,982 USD|-2.0%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 2, 2026
Retailer 2$1,539 USD
Retailer 4$1,618 USD
Retailer 5$1,660 USD
Retailer 6$1,702 USD
Retailer 9$1,875 USD
Retailer 10$1,971 USD
Retailer 3$1,980 USD
Retailer 8$2,011 USD
Retailer 7$2,098 USD
MOH London$2,766 USD

29 data points across 10 retailers

7 retailers$1,539 USD to $2,766 USD

A
Cheapest Retailer
-
$1,539 USD
A
Retailer 2
-
$1,618 USD
View
A
Retailer 3
-
$1,660 USD
View
A
Retailer 4
-
$1,702 USD
View
A
Retailer 5
-
$1,980 USD
View
Retailer 6
-
$2,098 USD
View
Price last confirmed 32 days ago
Most Expensive
B+
MOH London
EFF6B586B · Nov 1
$2,766 USD
£2,178 GBP
View
6 more retailers have this diamond
Prices start from $1,539 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.

A
1.02ct Cushion
$1,539 USD