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Round|Natural|GIA

0.90ct L SI1 Round Natural Diamond

EX • L/SI1 • GIA 2537257999

Certificate GIA 2537257999

Diamond specifications and retailer prices

From $908 SGD
As of November 5, 2026
Save $2,406 SGD (73%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $4,207 SGD at Cape Diamonds · As of November 5, 2026
View at Cape Diamonds

About this 0.9ct natural round diamond

This 0.9ct natural round sits in the just-under-one-carat band, graded L colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2537257999. Listed at 13 retailers as of November 2, 2026, with a 265% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
L
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle36.5°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 2537257999
Dimensions6.12 × 6.16 × 3.86 mm
L/W Ratio1.01
Star length45%
Lower girdle75%
Top View
6.12 mm6.16 mm0.90 ctL / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2537257999
Side View
Table 55.0%Crown 36.5°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 62.9%

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 5
Current: $4,207 SGD|Low: $908 SGD|High: $6,862 SGD|Avg: $1,825 SGD|+127.5%
Cape Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 6, 2026
Retailer 6$908 SGD
Retailer 8$1,105 SGD
Retailer 5$1,385 SGD
Retailer 7$1,586 SGD
Retailer 2$1,615 SGD
Retailer 12$2,519 SGD
Retailer 3$2,793 SGD
Retailer 4$2,873 SGD
Retailer 13$2,880 SGD
Retailer 10$3,005 SGD
Retailer 9$3,315 SGD
Cape Diamonds$4,207 SGD
Retailer 11$6,860 SGD

37 data points across 13 retailers

13 retailers$908 SGD to $3,315 SGD

A
Cheapest Retailer
-
$908 SGD
A
Retailer 2
-
$1,105 SGD
View
B+
Retailer 3
-
$1,385 SGD
View
B+
Retailer 4
-
$1,586 SGD
View
B+
Retailer 5
-
$1,615 SGD
View
B
Retailer 6
-
$2,519 SGD
View
B
Retailer 7
-
$2,793 SGD
View
B
Retailer 8
-
$2,873 SGD
View
B
Retailer 9
-
$2,880 SGD
View
B
Retailer 10
-
$3,005 SGD
View
B
Retailer 11
-
$3,315 SGD
View
Most Expensive
Cape Diamonds
cert_2537257999 · Nov 5
$4,207 SGD
ZAR 53,213 ZAR
View
Price under review
11 more retailers have this diamond
Prices start from $908 SGDSave up to $2,406 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.

A
0.90ct Round
$908 SGD