Cushion|Natural|GIA

0.90ct H SI2 Cushion Natural Diamond

EX • H/SI2 • GIA 2151971168

Certificate GIA 2151971168

Diamond specifications and retailer prices

From $1,919 USD
As of October 30, 2026
Save $2,210 USD (54%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $4,129 USD at MOH London · As of October 29, 2026
View at MOH London

About this 0.9ct natural cushion diamond

This 0.9ct natural cushion sits in the just-under-one-carat band, graded H colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2151971168. Listed at 15 retailers as of October 29, 2026, with prices from $1,919 to $4,129, a $2,210 spread on the same certified stone. MOH London lists it at $4,129. 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

0.90
Carat
H
Color
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2151971168
Dimensions5.57 × 5.22 × 3.55 mm
L/W Ratio1.07
Culet sizeNone
Top View
5.57 mm5.22 mm0.90 ctH / SI2
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA 2151971168
Side View
Table 66.0%CrownGirdle: THN-ETKPavilionCulet: NoneDepth 67.9%

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: Oct 30
Current: $4,129 USD|Low: $1,797 USD|High: $4,157 USD|Avg: $2,577 USD|+0.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 30, 2026
Retailer 6$1,855 USD
Retailer 9$1,919 USD
Retailer 8$1,960 USD
Retailer 11$2,080 USD
Retailer 7$2,124 USD
Retailer 10$2,327 USD
Retailer 12$2,514 USD
Retailer 4$2,540 USD
Retailer 2$2,573 USD
Retailer 5$2,922 USD
Retailer 3$3,371 USD
MOH London$4,129 USD

34 data points across 12 retailers

15 retailers$1,919 USD to $4,129 USD

B+
Cheapest Retailer
-
$1,919 USD
B
Retailer 2
-
$1,960 USD
View
Final sale: no returns
B+
Retailer 3
-
$2,049 USD
View
B+
Retailer 4
-
$2,080 USD
View
Retailer 5
-
$2,124 USD
View
Price last confirmed 16 days ago
B
Retailer 6
-
$2,316 USD
CA$3,217 CAD
View
B
Retailer 7
-
$2,327 USD
View
B
Retailer 8
-
$2,460 USD
View
B
Retailer 9
-
$2,460 USD
View
B
Retailer 10
-
$2,514 USD
A$3,868 AUD
View
B
Retailer 11
-
$2,540 USD
View
B
Retailer 12
-
$2,573 USD
£2,026 GBP
View
B
Retailer 13
-
$2,681 USD
View
B
Retailer 14
-
$2,922 USD
€2,783 EUR
View
Most Expensive
B
MOH London
E49B5FF22 · Oct 29
$4,129 USD
£3,251 GBP
View
14 more retailers have this diamond
Prices start from $1,919 USDSave up to $2,210 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+
0.90ct Cushion
$1,919 USD