Cushion|Natural|GIA

0.91ct I SI1 Cushion Natural Diamond

EX • I/SI1 • GIA 2146895579

Certificate GIA 2146895579

Diamond specifications and retailer prices

From $637 USD
As of November 2, 2026
Save $929 USD (59%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $1,566 USD at MOH London · As of October 29, 2026
View at MOH London

About this 0.91ct natural cushion diamond

This 0.91ct natural cushion sits in the just-under-one-carat band, graded I 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 2146895579. Listed at 10 retailers as of October 29, 2026, with prices from $637 to $1,566, a $929 spread on the same certified stone. MOH London lists it at $1,566. 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

0.91
Carat
I
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2146895579
Dimensions5.60 × 5.33 × 3.71 mm
L/W Ratio1.05
Top View
5.60 mm5.33 mm0.91 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 2146895579
Side View
Table 58.0%CrownGirdlePavilionCulet: NDepth 69.6%

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: $1,566 USD|Low: $637 USD|High: $1,963 USD|Avg: $1,109 USD|-7.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 2, 2026
Retailer 9$637 USD
Retailer 10$767 USD
Retailer 8$857 USD
Retailer 5$870 USD
Retailer 7$897 USD
Retailer 6$1,012 USD
Retailer 4$1,107 USD
Retailer 11$1,272 USD
Retailer 2$1,298 USD
Retailer 3$1,348 USD
MOH London$1,566 USD

33 data points across 11 retailers

10 retailers$637 USD to $1,566 USD

A
Cheapest Retailer
-
$637 USD
Final sale: no returns
A
Retailer 2
-
$767 USD
View
A
Retailer 3
-
$857 USD
View
A
Retailer 4
-
$870 USD
View
A
Retailer 5
-
$897 USD
View
A
Retailer 6
-
$1,012 USD
ZAR 16,342 ZAR
View
B+
Retailer 7
-
$1,107 USD
£872 GBP
View
B+
Retailer 8
-
$1,298 USD
£1,022 GBP
View
Retailer 9
-
$1,348 USD
A$2,075 AUD
View
Price last confirmed 30 days ago
Most Expensive
B+
MOH London
CAFB2B678 · Oct 29
$1,566 USD
£1,233 GBP
View
9 more retailers have this diamond
Prices start from $637 USDSave up to $929 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
0.91ct Cushion
$637 USD