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Round|Natural|GIA

0.43ct G SI2 Round Natural Diamond

EX • G/SI2 • GIA 6551631791

Certificate GIA 6551631791

Diamond specifications and retailer prices

From $708 CAD
$507 USD
As of October 28, 2026
Save $1,261 CAD (64%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $1,969 CAD 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 $708 to $1,969, a $1,261 spread on the same certified stone. Queensmith lists it at $1,969. 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
Color
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: $1,969 CAD|Low: $531 CAD|High: $1,978 CAD|Avg: $973 CAD|+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
October 31, 2026
Retailer 7$531 CAD
Retailer 8$546 CAD
Retailer 13$708 CAD
Retailer 9$724 CAD
Retailer 17$736 CAD
Retailer 14$763 CAD
Retailer 15$763 CAD
Retailer 6$817 CAD
Retailer 16$817 CAD
Retailer 5$868 CAD
Retailer 3$873 CAD
Retailer 4$948 CAD
Retailer 2$953 CAD
Retailer 10$1,160 CAD
Retailer 11$1,612 CAD
Retailer 12$1,815 CAD
Queensmith$1,969 CAD

33 data points across 17 retailers

14 retailers$708 CAD to $1,969 CAD

A
Cheapest Retailer
-
$708 CAD
$507 USD
Retailer 2
-
$726 CAD
$520 USD
View
Price last confirmed 23 days ago
A
Retailer 3
-
$736 CAD
$527 USD
View
A
Retailer 4
-
$742 CAD
$531 USD
View
A
Retailer 5
-
$763 CAD
$546 USD
View
A
Retailer 6
-
$763 CAD
$546 USD
View
Retailer 7
-
$817 CAD
$585 USD
View
Price last confirmed 8 days ago
B+
Retailer 8
-
$868 CAD
$622 USD
View
B+
Retailer 9
-
$948 CAD
$679 USD
View
B+
Retailer 10
-
$953 CAD
£537 GBP
View
B+
Retailer 11
-
$1,160 CAD
€791 EUR
View
B
Retailer 12
-
$1,612 CAD
£909 GBP
View
B
Retailer 13
-
$1,815 CAD
£1,023 GBP
View
Most Expensive
B
Queensmith
6551631791 · Oct 27
$1,969 CAD
£1,110 GBP
View
13 more retailers have this diamond
Prices start from $708 CADSave up to $1,261 CAD

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
$708 CAD