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Cushion|Natural|GIA

0.91ct F SI1 Cushion Natural Diamond

EX • F/SI1 • GIA 6203238450

Certificate GIA 6203238450

Diamond specifications and retailer prices

From $3,560 USD
As of November 1, 2026
Save $3,551 USD (50%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $7,111 USD at MOH London · As of November 1, 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 F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6203238450. Listed at 8 retailers as of November 1, 2026, with prices from $3,560 to $7,111, a $3,551 spread on the same certified stone. MOH London lists it at $7,111. 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
F
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishGood
SymmetryGood
FluorescenceStrong
OriginNatural
Grading LabGIA
CertificateGIA 6203238450
Dimensions6.90 × 5.27 × 2.44 mm
L/W Ratio1.31
Girdle conditionFaceted
Culet sizeNone
Top View
6.90 mm5.27 mm0.91 ctF / SI1
OriginNatural
CutExcellent
PolishGood
SymmetryGood
FluorescenceStrong
CertificateGIA 6203238450
Side View
Table 69.0%CrownGirdle: MED-ETKPavilionCulet: NoneDepth 46.2%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $7,111 USD|Low: $622 USD|High: $7,197 USD|Avg: $4,341 USD|-0.1%
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 11$622 USD
Retailer 8$3,560 USD
Retailer 5$3,595 USD
Retailer 10$3,625 USD
Retailer 3$3,855 USD
Retailer 7$4,045 USD
Retailer 6$4,762 USD
Retailer 9$5,049 USD
Retailer 2$5,051 USD
Retailer 4$6,585 USD
MOH London$7,111 USD

33 data points across 11 retailers

8 retailers$3,560 USD to $7,111 USD

B
Cheapest Retailer
-
$3,560 USD
B
Retailer 2
-
$3,595 USD
View
B
Retailer 3
-
$4,045 USD
View
Retailer 4
-
$4,762 USD
A$7,326 AUD
View
Price last confirmed 24 days ago
Retailer 5
-
$5,049 USD
View
Price last confirmed 10 days ago
B
Retailer 6
-
$5,051 USD
€4,810 EUR
View
B
Retailer 7
-
$6,585 USD
ZAR 106,387 ZAR
View
Most Expensive
B
MOH London
ADF2F3508 · Nov 1
$7,111 USD
£5,599 GBP
View
7 more retailers have this diamond
Prices start from $3,560 USDSave up to $3,551 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
0.91ct Cushion
$3,560 USD