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Round|Natural|GIA

1.03ct I SI2 Round Natural Diamond

EX • I/SI2 • GIA 6552577496

Certificate GIA 6552577496

Diamond specifications and retailer prices

From $2,498 SGD
As of November 5, 2026
Save $4,442 SGD (64%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $6,941 SGD at NZ Jewellers · As of October 20, 2026
View at NZ Jewellers

About this 1.03ct natural round diamond

This 1.03ct natural round sits in the classic one-carat band, graded I colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6552577496. Listed at 22 retailers as of November 5, 2026, with a 178% 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

1.03
Carat
I
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 6552577496
Dimensions6.41 × 6.45 × 4.03 mm
L/W Ratio1.01
Girdle conditionSlightly Thick
Culet sizeNone
Key to symbols
Crystal, Cloud, Feather, Needle
Top View
6.41 mm6.45 mm1.03 ctI / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6552577496
Side View
Table 58.0%Crown 35.5°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 62.7%

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: $6,941 SGD|Low: $2,498 SGD|High: $6,941 SGD|Avg: $3,901 SGD
NZ Jewellers
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 8$2,498 SGD
Retailer 13$2,717 SGD
Retailer 10$3,008 SGD
Retailer 5$3,069 SGD
Retailer 2$3,132 SGD
Retailer 3$3,334 SGD
Retailer 11$3,334 SGD
Retailer 12$3,449 SGD
Retailer 6$3,492 SGD
Retailer 4$3,949 SGD
Retailer 7$4,113 SGD
Retailer 9$5,800 SGD
NZ Jewellers$6,941 SGD

35 data points across 13 retailers

22 retailers$2,498 SGD to $6,941 SGD

A
Cheapest Retailer
-
$2,498 SGD
A
Retailer 2
-
$2,717 SGD
View
Retailer 3
-
$3,008 SGD
View
Price last confirmed 15 days ago
Retailer 4
-
$3,008 SGD
View
Price last confirmed 36 days ago
Retailer 5
-
$3,008 SGD
View
Price last confirmed 8 days ago
B+
Retailer 6
-
$3,069 SGD
View
A
Retailer 7
-
$3,132 SGD
View
Retailer 8
-
$3,146 SGD
View
Price last confirmed 38 days ago
B+
Retailer 9
-
$3,334 SGD
View
B+
Retailer 10
-
$3,334 SGD
View
B+
Retailer 11
-
$3,449 SGD
View
Retailer 12
-
$3,470 SGD
View
Price last confirmed 38 days ago
Retailer 13
-
$3,470 SGD
View
Price last confirmed 28 days ago
Retailer 14
-
$3,470 SGD
View
Price last confirmed 16 days ago
B+
Retailer 15
-
$3,470 SGD
View
B+
Retailer 16
-
$3,492 SGD
View
B+
Retailer 17
-
$4,113 SGD
View
B
Retailer 18
-
$5,800 SGD
View
B
Retailer 19
-
$6,941 SGD
View
Retailer 20
-
$6,941 SGD
View
Price last confirmed 39 days ago
Retailer 21
-
$6,941 SGD
View
Price last confirmed 28 days ago
Most Expensive
NZ Jewellers
09dadbfd-6c65-4e89-9670-16a0ec6b327b · Oct 20
$6,941 SGD
$5,434 USD
View
Price last confirmed 16 days ago
21 more retailers have this diamond
Prices start from $2,498 SGDSave up to $4,442 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
1.03ct Round
$2,498 SGD