Round|Natural|IGI

1.25ct I IF Round Natural Diamond

EX • I/IF • IGI 809693861

Shape and cutting style on the report: Round brilliant

Certificate IGI 809693861

Diamond specifications and retailer prices

From $3,457 USD
£2,722 GBP
As of November 1, 2026
Save $2,997 USD (46%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $6,454 USD at MOH London · As of November 1, 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 IGI 809693861. Listed at 5 retailers as of November 1, 2026, with prices from $3,457 to $6,454, a $2,997 spread on the same certified stone. MOH London lists it at $6,454. 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 angle36.2°
Pavilion angle41°
OriginNatural
Grading LabIGI
CertificateIGI 809693861
Dimensions6.79 × 6.84 × 4.29 mm
L/W Ratio1.01
Girdle conditionFaceted
Top View
6.79 mm6.84 mm1.25 ctI / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 809693861
Side View
Table 58.0%Crown 36.2°Girdle: MED-STKPavilion 41°CuletDepth 62.8%

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: Nov 1
Current: $6,454 USD|Low: $3,457 USD|High: $6,676 USD|Avg: $4,306 USD|-2.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 1, 2026
Retailer 2$3,457 USD
Retailer 3$3,720 USD
Retailer 5$3,740 USD
Retailer 4$3,859 USD
MOH London$6,454 USD

34 data points across 5 retailers

5 retailers$3,457 USD to $6,454 USD

A
Cheapest Retailer
-
$3,457 USD
£2,722 GBP
A
Retailer 2
-
$3,720 USD
View
A
Retailer 3
-
$3,740 USD
View
A
Retailer 4
-
$3,859 USD
View
Most Expensive
B+
MOH London
AA3BBF7C1 · Nov 1
$6,454 USD
£5,082 GBP
View
4 more retailers have this diamond
Prices start from $3,457 USDSave up to $2,997 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
$3,457 USD