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Round|Natural|GIA

1.00ct G SI2 Round Natural Diamond

EX • G/SI2 • GIA 2537846404

Certificate GIA 2537846404

Diamond specifications and retailer prices

From $2,092 SGD
As of November 6, 2026
Save $3,555 SGD (63%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $5,647 SGD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1ct natural round diamond

This 1ct natural round sits in the classic one-carat band, graded G colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2537846404. Listed at 19 retailers as of November 5, 2026, with prices from $2,092 to $5,647, a $3,555 spread on the same certified stone. NZ Jewellers lists it at $5,647. 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

1.00
Carat
G
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle34°
Pavilion angle41.8°
OriginNatural
Grading LabGIA
CertificateGIA 2537846404
Dimensions6.37 × 6.33 × 4.00 mm
L/W Ratio1.01
Top View
6.37 mm6.33 mm1.00 ctG / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2537846404
Side View
Table 60.0%Crown 34°Girdle: STK-STKPavilion 41.8°Culet: NoneDepth 62.9%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $2,095 SGD|Low: $2,092 SGD|High: $4,789 SGD|Avg: $2,959 SGD|-2.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 7$2,092 SGD
Retailer 1$2,095 SGD
Retailer 2$2,477 SGD
Retailer 8$2,492 SGD
Retailer 4$2,515 SGD
Retailer 9$2,825 SGD
Retailer 3$2,917 SGD
Retailer 5$3,579 SGD
Retailer 6$4,731 SGD

38 data points across 9 retailers

19 retailers$2,092 SGD to $5,647 SGD

A
Cheapest Retailer
-
$2,092 SGD
A
Retailer 2
-
$2,095 SGD
View
A
Retailer 3
-
$2,397 SGD
View
A
Retailer 4
-
$2,441 SGD
View
A
Retailer 5
-
$2,477 SGD
View
A
Retailer 6
-
$2,492 SGD
View
Final sale: no returns
A
Retailer 7
-
$2,515 SGD
View
A
Retailer 8
-
$2,701 SGD
View
Retailer 9
-
$2,701 SGD
View
Price last confirmed 12 days ago
A
Retailer 10
-
$2,825 SGD
View
A
Retailer 11
-
$2,878 SGD
View
A
Retailer 12
-
$2,910 SGD
View
A
Retailer 13
-
$2,917 SGD
View
A
Retailer 14
-
$2,961 SGD
View
A
Retailer 15
-
$3,117 SGD
View
B+
Retailer 16
-
$3,579 SGD
View
B+
Retailer 17
-
$4,046 SGD
View
B+
Retailer 18
-
$4,731 SGD
View
Most Expensive
B
NZ Jewellers
7f6d7ef4-1a57-47d4-8e8b-460afe8277b9 · Nov 5
$5,647 SGD
$4,421 USD
View
18 more retailers have this diamond
Prices start from $2,092 SGDSave up to $3,555 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
1.00ct Round
$2,092 SGD