Round|Natural|GIA

1.25ct F SI2 Round Natural Diamond

EX • F/SI2 • GIA 2557996049

Certificate GIA 2557996049

Diamond specifications and retailer prices

From $2,924 USD
As of November 5, 2026
Save $2,814 USD (49%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $5,738 USD at NZ Jewellers · As of November 5, 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 2557996049. Listed at 12 retailers as of November 5, 2026, with prices from $2,924 to $5,738, a $2,814 spread on the same certified stone. NZ Jewellers lists it at $5,738. 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
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle35.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 2557996049
Dimensions6.85 × 6.87 × 4.29 mm
L/W Ratio1.00
Culet sizeNone
Key to symbols
Twinning Wisp, Feather
Top View
6.85 mm6.87 mm1.25 ctF / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2557996049
Side View
Table 58.0%Crown 35.5°GirdlePavilion 41°Culet: NoneDepth 62.5%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: $5,738 USD|Low: $2,924 USD|High: $5,896 USD|Avg: $3,730 USD|-1.8%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 6, 2026
Retailer 7$2,924 USD
Retailer 2$2,977 USD
Retailer 3$3,040 USD
Retailer 10$3,293 USD
Retailer 12$3,293 USD
Retailer 6$3,389 USD
Retailer 11$3,420 USD
Retailer 9$3,437 USD
Retailer 4$3,800 USD
Retailer 5$3,826 USD
Retailer 8$5,507 USD
NZ Jewellers$5,738 USD

26 data points across 12 retailers

12 retailers$2,924 USD to $5,738 USD

A
Cheapest Retailer
-
$2,924 USD
A
Retailer 2
-
$2,977 USD
View
A
Retailer 3
-
$3,040 USD
View
Final sale: no returns
Retailer 4
-
$3,293 USD
View
Price last confirmed 8 days ago
A
Retailer 5
-
$3,293 USD
View
A
Retailer 6
-
$3,389 USD
View
A
Retailer 7
-
$3,420 USD
View
A
Retailer 8
-
$3,437 USD
View
A
Retailer 9
-
$3,800 USD
View
A
Retailer 10
-
$3,826 USD
View
B
Retailer 11
-
$5,507 USD
View
Most Expensive
B+
NZ Jewellers
d46dfae0-3da0-490c-967b-76fb01cffe9e · Nov 5
$5,738 USD
View
11 more retailers have this diamond
Prices start from $2,924 USDSave up to $2,814 USD

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
$2,924 USD