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Round|Natural|GIA

1.25ct F SI2 Round Natural Diamond

EX • F/SI2 • GIA 6545750062

Certificate GIA 6545750062

Diamond specifications and retailer prices

From $4,721 SGD
As of November 5, 2026
7 retailers carry this diamond
Most expensive: $7,895 SGD at NZ Jewellers · As of October 27, 2026
View at NZ Jewellers

About this 1.25ct natural round diamond

This 1.25ct natural round sits in the one-and-a-quarter to one-and-a-half carat band, graded F colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6545750062. Listed at 7 retailers as of November 5, 2026. 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

1.25
Carat
F
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 6545750062
Dimensions6.81 × 6.85 × 4.27 mm
L/W Ratio1.01
Top View
6.81 mm6.85 mm1.25 ctF / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6545750062
Side View
Table 58.0%Crown 36°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.5%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 5
Current: $7,895 SGD|Low: $4,118 SGD|High: $7,895 SGD|Avg: $5,308 SGD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 28, 2026
Retailer 2$4,142 SGD
Retailer 5$4,209 SGD
Retailer 6$4,532 SGD
Retailer 4$4,706 SGD
Retailer 7$4,721 SGD
Retailer 9$5,085 SGD
Retailer 10$5,287 SGD
Retailer 8$5,538 SGD
Retailer 3$7,587 SGD
NZ Jewellers$7,895 SGD

18 data points across 10 retailers

7 retailers

Retailer 1
-
$4,142 SGD
Price last confirmed 10 days ago
Retailer 2
-
$4,209 SGD
View
Price last confirmed 9 days ago
Retailer 3
-
$4,532 SGD
View
Price last confirmed 18 days ago
Retailer 4
-
$4,706 SGD
View
Price last confirmed 13 days ago
A
Retailer 5
-
$4,721 SGD
View
Retailer 6
-
$7,587 SGD
View
Price last confirmed 13 days ago
Most Expensive
NZ Jewellers
aa7a0de9-9b86-4830-a61e-7ab6f33ad2a6 · Oct 27
$7,895 SGD
$6,160 USD
View
Price last confirmed 10 days ago
6 more retailers have this diamond
Prices start from $4,721 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
1.25ct Round
$4,721 SGD