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Round|Natural|GIA

1.03ct E SI1 Round Natural Diamond

EX • E/SI1 • GIA 2397210978

Certificate GIA 2397210978

Diamond specifications and retailer prices

From $8,041 SGD
As of November 4, 2026
Save $5,067 SGD (39%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $17,970 SGD at NZ Jewellers · As of November 5, 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 E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2397210978. Listed at 22 retailers as of November 4, 2026, with a 63% 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
E
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 2397210978
Dimensions6.56 × 6.54 × 4.01 mm
L/W Ratio1.00
Top View
6.56 mm6.54 mm1.03 ctE / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2397210978
Side View
Table 56.0%CrownGirdle: ThinPavilionCulet: NoneDepth 61.2%

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: Nov 4
Current: $9,976 SGD|Low: $7,488 SGD|High: $15,154 SGD|Avg: $10,645 SGD|-0.9%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 6$8,041 SGD
Retailer 10$8,870 SGD
Retailer 8$8,986 SGD
Retailer 9$9,884 SGD
Retailer 1$9,976 SGD
Retailer 7$10,305 SGD
Retailer 2$10,645 SGD
Retailer 4$11,068 SGD
Retailer 3$13,108 SGD
Retailer 5$14,933 SGD

44 data points across 10 retailers

22 retailers$8,041 SGD to $13,108 SGD

B+
Cheapest Retailer
-
$8,041 SGD
B
Retailer 2
-
$8,122 SGD
View
B
Retailer 3
-
$8,489 SGD
View
B
Retailer 4
-
$8,870 SGD
View
B
Retailer 5
-
$8,986 SGD
View
B
Retailer 6
-
$8,986 SGD
View
Final sale: no returns
Retailer 7
-
$8,986 SGD
View
Price last confirmed 8 days ago
B
Retailer 8
-
$9,734 SGD
View
B
Retailer 9
-
$9,884 SGD
View
B
Retailer 10
-
$9,976 SGD
View
Retailer 11
-
$10,305 SGD
View
Price last confirmed 15 days ago
B
Retailer 12
-
$10,645 SGD
View
B
Retailer 13
-
$10,729 SGD
View
B
Retailer 14
-
$10,729 SGD
View
B
Retailer 15
-
$11,068 SGD
View
B
Retailer 16
-
$11,231 SGD
View
Retailer 17
-
$11,834 SGD
View
Price last confirmed 14 days ago
B
Retailer 18
-
$11,981 SGD
View
B
Retailer 19
-
$13,108 SGD
View
Retailer 20
-
$14,933 SGD
View
Price under review
Retailer 21
-
$16,547 SGD
View
Price under review
Most Expensive
NZ Jewellers
737a6a91-b54b-421c-9286-5a8cb41be8d6 · Nov 5
$17,970 SGD
$14,069 USD
View
Price under review
21 more retailers have this diamond
Prices start from $8,041 SGDSave up to $5,067 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+
1.03ct Round
$8,041 SGD