CaratHunter
Plans
Round|Natural|GIA

0.43ct G SI2 Round Natural Diamond

EX • G/SI2 • GIA 6551631791

Certificate GIA 6551631791

Diamond specifications and retailer prices

From $648 SGD
$507 USD
As of October 28, 2026
Save $1,154 SGD (64%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $1,802 SGD at Queensmith · As of October 27, 2026
View at Queensmith

About this 0.43ct natural round diamond

This 0.43ct natural round sits in the sub-half-carat band, graded G colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6551631791. Listed at 14 retailers as of October 27, 2026, with prices from $648 to $1,802, a $1,154 spread on the same certified stone. Queensmith lists it at $1,802. 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

0.43
Carat
G
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 6551631791
Dimensions4.86 × 4.87 × 2.96 mm
L/W Ratio1.00
Culet sizeNone
Top View
4.86 mm4.87 mm0.43 ctG / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6551631791
Side View
Table 57.0%Crown 34°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 60.7%

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 28
Current: $1,802 SGD|Low: $486 SGD|High: $1,810 SGD|Avg: $890 SGD|+2.3%
Queensmith
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
Retailer 15
Retailer 16
Retailer 17
Retailer 18
November 1, 2026
Retailer 8$486 SGD
Retailer 9$499 SGD
Retailer 15$648 SGD
Retailer 12$658 SGD
Retailer 10$662 SGD
Retailer 3$674 SGD
Retailer 16$698 SGD
Retailer 17$698 SGD
Retailer 7$747 SGD
Retailer 18$748 SGD
Retailer 6$795 SGD
Retailer 4$799 SGD
Retailer 5$868 SGD
Retailer 14$872 SGD
Retailer 2$1,058 SGD
Retailer 11$1,471 SGD
Retailer 13$1,651 SGD
Queensmith$1,802 SGD

34 data points across 18 retailers

14 retailers$648 SGD to $1,802 SGD

A
Cheapest Retailer
-
$648 SGD
$507 USD
A
Retailer 2
-
$658 SGD
$515 USD
View
A
Retailer 3
-
$674 SGD
$527 USD
View
A
Retailer 4
-
$679 SGD
$531 USD
View
A
Retailer 5
-
$698 SGD
$546 USD
View
A
Retailer 6
-
$698 SGD
$546 USD
View
Retailer 7
-
$748 SGD
$585 USD
View
Price last confirmed 9 days ago
B+
Retailer 8
-
$795 SGD
$622 USD
View
B+
Retailer 9
-
$868 SGD
$679 USD
View
B+
Retailer 10
-
$872 SGD
£537 GBP
View
B+
Retailer 11
-
$1,058 SGD
€788 EUR
View
B
Retailer 12
-
$1,471 SGD
£906 GBP
View
B
Retailer 13
-
$1,651 SGD
£1,017 GBP
View
Most Expensive
B
Queensmith
6551631791 · Oct 27
$1,802 SGD
£1,110 GBP
View
13 more retailers have this diamond
Prices start from $648 SGDSave up to $1,154 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
0.43ct Round
$648 SGD