Round|Natural|GIA

1.00ct H SI1 Round Natural Diamond

EX • H/SI1 • GIA 5232762401

Certificate GIA 5232762401

Diamond specifications and retailer prices

From $3,080 SGD
$2,409 USD
As of October 30, 2026
Save $3,480 SGD (53%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $7,939 SGD at NZ Jewellers · As of September 28, 2026
View at NZ Jewellers

About this 1ct natural round diamond

This 1ct natural round sits in the classic one-carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 5232762401. Listed at 23 retailers as of October 28, 2026, with a 113% 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

1.00
Carat
H
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.5°
Pavilion angle41.8°
OriginNatural
Grading LabGIA
CertificateGIA 5232762401
Dimensions6.39 × 6.44 × 3.95 mm
L/W Ratio1.01
Girdle conditionSlightly Thick
Key to symbols
Feather, Crystal, Cavity, Indented Natural
Top View
6.39 mm6.44 mm1.00 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 5232762401
Side View
Table 59.0%Crown 31.5°Girdle: MED-STKPavilion 41.8°Culet: NoneDepth 61.6%

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: Oct 30
Current: $3,654 SGD|Low: $2,910 SGD|High: $6,584 SGD|Avg: $4,291 SGD|-1.3%
Retailer 1
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 1, 2026
Retailer 3$3,080 SGD
Retailer 2$3,174 SGD
Retailer 4$3,388 SGD
Retailer 1$3,654 SGD
Retailer 14$3,784 SGD
Retailer 13$3,900 SGD
Retailer 5$3,912 SGD
Retailer 8$4,036 SGD
Retailer 6$4,270 SGD
Retailer 12$4,424 SGD
Retailer 10$4,446 SGD
Retailer 9$4,667 SGD
Retailer 7$6,350 SGD
Retailer 11$6,559 SGD

34 data points across 14 retailers

23 retailers$3,080 SGD to $6,559 SGD

A
Cheapest Retailer
-
$3,080 SGD
$2,409 USD
B+
Retailer 2
-
$3,174 SGD
$2,483 USD
View
Final sale: no returns
B+
Retailer 3
-
$3,388 SGD
$2,650 USD
View
Retailer 4
-
$3,440 SGD
$2,691 USD
View
Price last confirmed 23 days ago
Retailer 5
-
$3,440 SGD
$2,691 USD
View
Price last confirmed 24 days ago
B+
Retailer 6
-
$3,487 SGD
$2,727 USD
View
Retailer 7
-
$3,572 SGD
$2,794 USD
View
Price last confirmed 32 days ago
B+
Retailer 8
-
$3,654 SGD
£2,250 GBP
View
B+
Retailer 9
-
$3,784 SGD
$2,960 USD
View
B+
Retailer 10
-
$3,784 SGD
$2,960 USD
View
B+
Retailer 11
-
$3,900 SGD
$3,051 USD
View
B+
Retailer 12
-
$3,912 SGD
$3,060 USD
View
Retailer 13
-
$3,969 SGD
$3,105 USD
View
Price last confirmed 23 days ago
B+
Retailer 14
-
$4,036 SGD
£2,486 GBP
View
Retailer 15
-
$4,270 SGD
A$5,139 AUD
View
Price last confirmed 28 days ago
B+
Retailer 16
-
$4,302 SGD
$3,366 USD
View
Retailer 17
-
$4,409 SGD
$3,449 USD
View
Price last confirmed 17 days ago
B+
Retailer 18
-
$4,424 SGD
£2,725 GBP
View
B+
Retailer 19
-
$4,446 SGD
€3,312 EUR
View
B+
Retailer 20
-
$4,667 SGD
ZAR 58,980 ZAR
View
B
Retailer 21
-
$6,350 SGD
£3,911 GBP
View
B
Retailer 22
-
$6,559 SGD
£4,040 GBP
View
Most Expensive
NZ Jewellers
b16bc193-1874-4cc3-881b-7a80326ba18d · Sep 28
$7,939 SGD
$6,210 USD
View
Price last confirmed 34 days ago
22 more retailers have this diamond
Prices start from $3,080 SGDSave up to $3,480 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
1.00ct Round
$3,080 SGD