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Round|Natural|GIA

1.02ct G SI1 Round Natural Diamond

EX • G/SI1 • GIA 7508121852

Shape and cutting style on the report: Round brilliant

Certificate GIA 7508121852

Diamond specifications and retailer prices

From $3,555 SGD
As of November 6, 2026
Save $5,354 SGD (60%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $8,909 SGD at Diamond Quarter · As of November 6, 2026
View at Diamond Quarter

About this 1.02ct natural round diamond

This 1.02ct natural round sits in the classic one-carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 7508121852. Listed at 21 retailers as of November 6, 2026, with prices from $3,555 to $8,909, a $5,354 spread on the same certified stone. Diamond Quarter lists it at $8,909. 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

1.02
Carat
G
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle41.4°
OriginNatural
Grading LabGIA
CertificateGIA 7508121852
Dimensions6.45 × 6.42 × 4.02 mm
L/W Ratio1.00
Star length50%
Lower girdle75%
Culet sizeNone
Key to symbols
Crystal, Feather, Cloud, Needle
Top View
6.45 mm6.42 mm1.02 ctG / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7508121852
Side View
Table 58.0%Crown 35°Girdle: MED-STKPavilion 41.4°Culet: NoneDepth 62.4%

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: $3,555 SGD|Low: $3,555 SGD|High: $8,318 SGD|Avg: $5,037 SGD|-3.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 1$3,555 SGD
Retailer 11$3,612 SGD
Retailer 3$4,362 SGD
Retailer 10$4,373 SGD
Retailer 2$4,536 SGD
Retailer 5$4,557 SGD
Retailer 4$4,702 SGD
Retailer 7$4,946 SGD
Retailer 8$5,236 SGD
Retailer 6$5,998 SGD
Retailer 9$8,217 SGD

29 data points across 11 retailers

21 retailers$3,555 SGD to $8,909 SGD

A
Cheapest Retailer
-
$3,555 SGD
A
Retailer 2
-
$3,612 SGD
View
B+
Retailer 3
-
$4,362 SGD
View
B+
Retailer 4
-
$4,373 SGD
View
B+
Retailer 5
-
$4,536 SGD
View
Final sale: no returns
B+
Retailer 6
-
$4,557 SGD
View
Retailer 7
-
$4,587 SGD
View
Price last confirmed 109 days ago
B
Retailer 8
-
$4,700 SGD
View
B+
Retailer 9
-
$4,702 SGD
View
B+
Retailer 10
-
$4,914 SGD
View
B+
Retailer 11
-
$4,946 SGD
View
B+
Retailer 12
-
$5,100 SGD
View
B+
Retailer 13
-
$5,103 SGD
View
B+
Retailer 14
-
$5,236 SGD
View
Retailer 15
-
$5,264 SGD
View
Price last confirmed 29 days ago
B
Retailer 16
-
$5,670 SGD
View
B
Retailer 17
-
$5,998 SGD
View
B
Retailer 18
-
$6,348 SGD
View
B
Retailer 19
-
$8,217 SGD
View
B
Retailer 20
-
$8,562 SGD
View
Most Expensive
B
Diamond Quarter
1.02SI1G7552DEA5N · Nov 6
$8,909 SGD
£5,492 GBP
View
20 more retailers have this diamond
Prices start from $3,555 SGDSave up to $5,354 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
1.02ct Round
$3,555 SGD