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Round|Natural|GIA

1.01ct H SI2 Round Natural Diamond

EX • H/SI2 • GIA 1533589515

Certificate GIA 1533589515

Diamond specifications and retailer prices

From $2,059 SGD
As of November 6, 2026
Save $2,640 SGD (56%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $5,665 SGD at NZ Jewellers · As of September 18, 2026
View at NZ Jewellers

About this 1.01ct natural round diamond

This 1.01ct natural round sits in the classic one-carat band, graded H colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1533589515. Listed at 22 retailers as of November 1, 2026, with a 128% 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

1.01
Carat
H
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
Crown angle35.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 1533589515
Dimensions6.42 × 6.39 × 3.97 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Feather, Knot, Crystal, Cloud, Twinning Wisp, Needle
Top View
6.42 mm6.39 mm1.01 ctH / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
CertificateGIA 1533589515
Side View
Table 58.0%Crown 35.5°Girdle: Slightly ThickPavilion 41°Culet: NoneDepth 62.0%

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: $2,142 SGD|Low: $2,059 SGD|High: $4,723 SGD|Avg: $2,803 SGD|-3.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 9$2,059 SGD
Retailer 1$2,142 SGD
Retailer 10$2,475 SGD
Retailer 3$2,496 SGD
Retailer 7$2,510 SGD
Retailer 5$2,519 SGD
Retailer 2$2,670 SGD
Retailer 4$2,897 SGD
Retailer 6$3,639 SGD
Retailer 8$4,699 SGD

34 data points across 10 retailers

22 retailers$2,059 SGD to $4,699 SGD

A
Cheapest Retailer
-
$2,059 SGD
A
Retailer 2
-
$2,142 SGD
View
A
Retailer 3
-
$2,475 SGD
View
Final sale: no returns
A
Retailer 4
-
$2,496 SGD
View
A
Retailer 5
-
$2,510 SGD
View
A
Retailer 6
-
$2,519 SGD
View
A
Retailer 7
-
$2,565 SGD
View
A
Retailer 8
-
$2,670 SGD
View
Retailer 9
-
$2,710 SGD
View
Price last confirmed 39 days ago
Retailer 10
-
$2,710 SGD
View
Price last confirmed 50 days ago
Retailer 11
-
$2,710 SGD
View
Price last confirmed 29 days ago
Retailer 12
-
$2,710 SGD
View
Price last confirmed 29 days ago
Retailer 13
-
$2,834 SGD
View
Price last confirmed 38 days ago
A
Retailer 14
-
$2,856 SGD
View
A
Retailer 15
-
$2,897 SGD
View
Retailer 16
-
$3,127 SGD
View
Price last confirmed 38 days ago
Retailer 17
-
$3,127 SGD
View
Price last confirmed 50 days ago
B+
Retailer 18
-
$3,639 SGD
View
B
Retailer 19
-
$4,699 SGD
View
Retailer 20
-
$5,665 SGD
View
Price last confirmed 39 days ago
Retailer 21
-
$5,665 SGD
View
Price last confirmed 34 days ago
Most Expensive
NZ Jewellers
f424189c-1c3d-4499-a0e8-d75a7e0efe5a · Sep 18
$5,665 SGD
$4,435 USD
View
Price last confirmed 49 days ago
21 more retailers have this diamond
Prices start from $2,059 SGDSave up to $2,640 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
1.01ct Round
$2,059 SGD