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Round|Natural|IGI

1.03ct I SI2 Round Natural Diamond

EX • I/SI2 • IGI 530289660

Shape and cutting style on the report: Round brilliant

Certificate IGI 530289660

Diamond specifications and retailer prices

From $1,484 SGD
As of November 4, 2026
Save $2,437 SGD (62%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $3,921 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 I colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI 530289660. Listed at 11 retailers as of November 4, 2026, with prices from $1,484 to $3,921, a $2,437 spread on the same certified stone. NZ Jewellers lists it at $3,921. 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
PolishVery Good
SymmetryVery Good
FluorescenceFaint
Crown angle36.1°
Pavilion angle41.2°
OriginNatural
Grading LabIGI
CertificateIGI 530289660
Dimensions6.33 × 6.38 × 4.03 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
6.33 mm6.38 mm1.03 ctI / SI2
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceFaint
CertificateIGI 530289660
Side View
Table 59.5%Crown 36.1°Girdle: UNDPavilion 41.2°Culet: NoneDepth 63.4%

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 4
Current: $3,921 SGD|Low: $1,236 SGD|High: $4,292 SGD|Avg: $2,009 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
Retailer 14
November 5, 2026
Retailer 11$1,484 SGD
Retailer 6$1,539 SGD
Retailer 3$1,608 SGD
Retailer 14$1,608 SGD
Retailer 12$1,669 SGD
Retailer 4$1,699 SGD
Retailer 13$1,708 SGD
Retailer 10$1,779 SGD
Retailer 9$1,855 SGD
Retailer 5$1,912 SGD
Retailer 2$2,116 SGD
Retailer 7$2,279 SGD
Retailer 8$2,935 SGD
NZ Jewellers$3,921 SGD

29 data points across 14 retailers

11 retailers$1,484 SGD to $3,921 SGD

A
Cheapest Retailer
-
$1,484 SGD
Final sale: no returns
A
Retailer 2
-
$1,608 SGD
View
Retailer 3
-
$1,608 SGD
View
Price last confirmed 8 days ago
A
Retailer 4
-
$1,669 SGD
View
B+
Retailer 5
-
$1,708 SGD
View
A
Retailer 6
-
$1,779 SGD
View
A
Retailer 7
-
$1,855 SGD
View
A
Retailer 8
-
$2,116 SGD
View
B+
Retailer 9
-
$2,279 SGD
View
B+
Retailer 10
-
$2,935 SGD
View
Most Expensive
B
NZ Jewellers
775f44b5-3c46-4a1b-9b70-505a2bea8f94 · Nov 5
$3,921 SGD
$3,070 USD
View
10 more retailers have this diamond
Prices start from $1,484 SGDSave up to $2,437 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
$1,484 SGD