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Round|Natural|GIA

1.02ct I SI1 Round Natural Diamond

EX • I/SI1 • GIA 1232854564

Certificate GIA 1232854564

Diamond specifications and retailer prices

From $2,852 SGD
As of November 6, 2026
Save $3,253 SGD (53%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $7,286 SGD at NZ Jewellers · As of September 28, 2026
View at NZ Jewellers

About this 1.02ct natural round diamond

This 1.02ct natural round sits in the classic one-carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1232854564. Listed at 20 retailers as of November 2, 2026, with a 114% 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

1.02
Carat
I
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 1232854564
Dimensions6.37 × 6.41 × 4.00 mm
L/W Ratio1.01
Girdle conditionSlightly Thick
Key to symbols
Crystal, Cloud, Feather, Needle
Top View
6.37 mm6.41 mm1.02 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1232854564
Side View
Table 58.0%Crown 36°GirdlePavilion 40.8°Culet: NoneDepth 62.6%

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: $3,666 SGD|Low: $2,671 SGD|High: $6,178 SGD|Avg: $3,818 SGD|+0.5%
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 2$2,852 SGD
Retailer 10$2,855 SGD
Retailer 11$2,914 SGD
Retailer 5$3,331 SGD
Retailer 9$3,580 SGD
Retailer 1$3,666 SGD
Retailer 3$3,903 SGD
Retailer 4$4,048 SGD
Retailer 6$4,112 SGD
Retailer 7$4,253 SGD
Retailer 8$6,105 SGD

37 data points across 11 retailers

20 retailers$2,852 SGD to $6,105 SGD

A
Cheapest Retailer
-
$2,852 SGD
A
Retailer 2
-
$2,855 SGD
View
A
Retailer 3
-
$2,914 SGD
View
Final sale: no returns
Retailer 4
-
$3,157 SGD
View
Price last confirmed 50 days ago
Retailer 5
-
$3,157 SGD
View
Price last confirmed 29 days ago
Retailer 6
-
$3,157 SGD
View
Price last confirmed 29 days ago
B+
Retailer 7
-
$3,212 SGD
View
Retailer 8
-
$3,303 SGD
View
Price last confirmed 38 days ago
B+
Retailer 9
-
$3,331 SGD
View
B+
Retailer 10
-
$3,580 SGD
View
Retailer 11
-
$3,643 SGD
View
Price last confirmed 28 days ago
Retailer 12
-
$3,643 SGD
View
Price last confirmed 45 days ago
B+
Retailer 13
-
$3,666 SGD
View
Retailer 14
-
$3,903 SGD
View
Price last confirmed 30 days ago
B+
Retailer 15
-
$4,048 SGD
View
B+
Retailer 16
-
$4,112 SGD
View
B+
Retailer 17
-
$4,253 SGD
View
B
Retailer 18
-
$6,105 SGD
View
Retailer 19
-
$7,286 SGD
View
Price last confirmed 48 days ago
Most Expensive
NZ Jewellers
1f46d284-244a-4b7f-b0db-322f070502a0 · Sep 28
$7,286 SGD
$5,704 USD
View
Price last confirmed 39 days ago
19 more retailers have this diamond
Prices start from $2,852 SGDSave up to $3,253 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
$2,852 SGD