Round|Natural|GIA

1.25ct I IF Round Natural Diamond

EX • I/IF • GIA 5241008627

Certificate GIA 5241008627

Diamond specifications and retailer prices

From $3,559 USD
As of October 31, 2026
Save $3,197 USD (47%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $9,049 USD at MOH London · As of October 19, 2026
View at MOH London

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 I colour (near-colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by GIA 5241008627. Listed at 7 retailers as of October 30, 2026, with a 90% 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
I
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 5241008627
Dimensions6.79 × 6.84 × 4.28 mm
L/W Ratio1.01
Culet sizeNone
Top View
6.79 mm6.84 mm1.25 ctI / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 5241008627
Side View
Table 58.0%Crown 36°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.8%

Caratlytics Score

How it works →
A+
Exceptional
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 31
Current: $9,049 USD|Low: $3,547 USD|High: $9,049 USD|Avg: $6,305 USD|+5.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 31, 2026
Retailer 2$3,559 USD
Retailer 7$4,027 USD
Retailer 3$5,485 USD
Retailer 4$5,681 USD
Retailer 5$6,362 USD
Retailer 6$6,756 USD
MOH London$9,049 USD

30 data points across 7 retailers

7 retailers$3,559 USD to $6,756 USD

A+
Cheapest Retailer
-
$3,559 USD
A
Retailer 2
-
$4,027 USD
View
Retailer 3
-
$5,052 USD
View
Price last confirmed 13 days ago
Retailer 4
-
$5,485 USD
£4,319 GBP
View
Price last confirmed 13 days ago
Retailer 5
-
$5,681 USD
A$8,740 AUD
View
Price last confirmed 14 days ago
B+
Retailer 6
-
$6,756 USD
View
Most Expensive
MOH London
8B871E421 · Oct 19
$9,049 USD
£7,125 GBP
View
Price last confirmed 14 days ago
6 more retailers have this diamond
Prices start from $3,559 USDSave up to $3,197 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
$3,559 USD