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Cushion|Natural|GIA

0.90ct H SI1 Cushion Natural Diamond

EX • H/SI1 • GIA 2427371288

Certificate GIA 2427371288

Diamond specifications and retailer prices

From $2,256 SGD
$1,764 USD
As of November 2, 2026
Save $3,238 SGD (59%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $5,494 SGD at Moon Ocean · As of November 2, 2026
View at Moon Ocean

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 SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2427371288. Listed at 22 retailers as of November 2, 2026, with prices from $2,256 to $5,494, a $3,238 spread on the same certified stone. Moon Ocean lists it at $5,494. 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
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryVery Good
FluorescenceMedium
OriginNatural
Grading LabGIA
CertificateGIA 2427371288
Dimensions6.38 × 4.91 × 3.25 mm
L/W Ratio1.30
Top View
6.38 mm4.91 mm0.90 ctH / SI1
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceMedium
CertificateGIA 2427371288
Side View
Table 64.0%CrownGirdle: THN-THKPavilionCulet: NoneDepth 66.2%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: $5,494 SGD|Low: $2,256 SGD|High: $5,526 SGD|Avg: $3,123 SGD|-0.6%
Moon Ocean
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
Retailer 21
November 2, 2026
Retailer 12$2,256 SGD
Retailer 9$2,306 SGD
Retailer 4$2,337 SGD
Retailer 11$2,344 SGD
Retailer 16$2,366 SGD
Retailer 7$2,433 SGD
Retailer 19$2,628 SGD
Retailer 15$2,830 SGD
Retailer 20$2,842 SGD
Retailer 6$2,984 SGD
Retailer 3$3,005 SGD
Retailer 21$3,005 SGD
Retailer 13$3,107 SGD
Retailer 5$3,108 SGD
Retailer 14$3,264 SGD
Retailer 8$3,449 SGD
Retailer 2$3,650 SGD
Retailer 10$4,102 SGD
Retailer 18$4,211 SGD
Retailer 17$5,003 SGD
Moon Ocean$5,494 SGD

42 data points across 21 retailers

22 retailers$2,256 SGD to $5,494 SGD

B+
Cheapest Retailer
-
$2,256 SGD
$1,764 USD
Final sale: no returns
B+
Retailer 2
-
$2,306 SGD
$1,803 USD
View
B+
Retailer 3
-
$2,337 SGD
$1,827 USD
View
B+
Retailer 4
-
$2,344 SGD
$1,833 USD
View
B+
Retailer 5
-
$2,366 SGD
$1,850 USD
View
B+
Retailer 6
-
$2,433 SGD
$1,903 USD
View
B+
Retailer 7
-
$2,628 SGD
$2,055 USD
View
B
Retailer 8
-
$2,830 SGD
$2,213 USD
View
B
Retailer 9
-
$2,842 SGD
$2,222 USD
View
B
Retailer 10
-
$2,984 SGD
$2,333 USD
View
B
Retailer 11
-
$3,005 SGD
$2,350 USD
View
B
Retailer 12
-
$3,005 SGD
$2,350 USD
View
B
Retailer 13
-
$3,107 SGD
£1,913 GBP
View
B
Retailer 14
-
$3,108 SGD
$2,430 USD
View
B
Retailer 15
-
$3,264 SGD
$2,552 USD
View
B
Retailer 16
-
$3,290 SGD
CA$3,573 CAD
View
B
Retailer 17
-
$3,449 SGD
$2,697 USD
View
B
Retailer 18
-
$3,650 SGD
€2,718 EUR
View
B
Retailer 19
-
$4,102 SGD
$3,208 USD
View
B
Retailer 20
-
$4,211 SGD
ZAR 53,197 ZAR
View
B
Retailer 21
-
$5,003 SGD
£3,080 GBP
View
Most Expensive
B
Moon Ocean
NVN-995D74AD5-288 · Nov 2
$5,494 SGD
£3,383 GBP
View
21 more retailers have this diamond
Prices start from $2,256 SGDSave up to $3,238 SGD

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
$2,256 SGD