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Round|Natural|GIA

0.90ct G I1 Round Natural Diamond

EX • G/I1 • GIA 2557701792

Certificate GIA 2557701792

Diamond specifications and retailer prices

From $1,778 SGD
$1,391 USD
As of October 30, 2026
Save $1,077 SGD (38%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $5,119 SGD at NZ Jewellers · As of September 28, 2026
View at NZ Jewellers

About this 0.9ct natural round diamond

This 0.9ct natural round sits in the just-under-one-carat band, graded G colour (near-colourless) and I1 clarity (included), with a top-tier cut grade and certified by GIA 2557701792. Listed at 10 retailers as of October 30, 2026, with a 61% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.90
Carat
G
Colour
I1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle34.5°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 2557701792
Dimensions6.18 × 6.20 × 3.84 mm
L/W Ratio1.00
Key to symbols
Crystal, Feather
Top View
6.18 mm6.20 mm0.90 ctG / I1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2557701792
Side View
Table 58.0%Crown 34.5°Girdle: STK-STKPavilion 41.2°Culet: NoneDepth 61.9%

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: Oct 30
Current: $2,855 SGD|Low: $1,778 SGD|High: $2,906 SGD|Avg: $2,327 SGD|+2.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 1, 2026
Retailer 2$1,778 SGD
Retailer 4$2,276 SGD
Retailer 5$2,276 SGD
Retailer 6$2,352 SGD
Retailer 3$2,410 SGD
Retailer 1$2,855 SGD

18 data points across 6 retailers

10 retailers$1,778 SGD to $2,855 SGD

B+
Cheapest Retailer
-
$1,778 SGD
$1,391 USD
Retailer 2
-
$1,901 SGD
$1,487 USD
View
Price last confirmed 23 days ago
Retailer 3
-
$2,054 SGD
$1,607 USD
View
Price last confirmed 33 days ago
Retailer 4
-
$2,194 SGD
$1,716 USD
View
Price last confirmed 23 days ago
B+
Retailer 5
-
$2,276 SGD
$1,780 USD
View
B+
Retailer 6
-
$2,276 SGD
$1,780 USD
View
B+
Retailer 7
-
$2,352 SGD
$1,840 USD
View
B+
Retailer 8
-
$2,410 SGD
$1,885 USD
View
B
Retailer 9
-
$2,855 SGD
€2,127 EUR
View
Most Expensive
NZ Jewellers
d8fcd38b-dda6-407c-b749-4787f1c3b0f0 · Sep 28
$5,119 SGD
$4,004 USD
View
Price last confirmed 34 days ago
9 more retailers have this diamond
Prices start from $1,778 SGDSave up to $1,077 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 Round
$1,778 SGD