Round|Natural|GIA

1.25ct D IF Round Natural Diamond

EX • D/IF • GIA 6452634824

Certificate GIA 6452634824

Diamond specifications and retailer prices

From $16,075 USD
As of November 4, 2026
Save $12,378 USD (44%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $35,822 USD at Diamond Quarter · As of November 5, 2026
View at Diamond Quarter

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 D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by GIA 6452634824. Listed at 7 retailers as of November 2, 2026, with a 77% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.25
Carat
D
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 6452634824
Dimensions7.05 × 7.01 × 4.25 mm
L/W Ratio1.01
Star length45%
Lower girdle80%
Top View
7.05 mm7.01 mm1.25 ctD / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6452634824
Side View
Table 56.0%Crown 33.5°Girdle: THN-STKPavilion 40.8°Culet: NoneDepth 60.4%

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 4
Current: $21,933 USD|Low: $16,075 USD|High: $28,795 USD|Avg: $21,160 USD|+2.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 5, 2026
Retailer 3$16,075 USD
Retailer 2$18,636 USD
Retailer 5$19,278 USD
Retailer 1$21,933 USD
Retailer 4$28,453 USD

42 data points across 5 retailers

7 retailers$16,075 USD to $28,453 USD

A
Cheapest Retailer
-
$16,075 USD
B+
Retailer 2
-
$18,636 USD
View
Retailer 3
-
$19,278 USD
View
Price last confirmed 33 days ago
B+
Retailer 4
-
$21,232 USD
View
B+
Retailer 5
-
$21,933 USD
View
B
Retailer 6
-
$28,453 USD
View
Most Expensive
Diamond Quarter
1.25IFD64245911N · Nov 5
$35,822 USD
£28,206 GBP
View
Price under review
6 more retailers have this diamond
Prices start from $16,075 USDSave up to $12,378 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
$16,075 USD