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Round|Lab Grown|IGI

1.25ct G IF Round Lab Grown Diamond

ID • G/IF • IGI LG713551000

Shape and cutting style on the report: Round brilliant

Certificate IGI LG713551000

Diamond specifications and retailer prices

From $511 USD
As of November 1, 2026
Save $707 USD (58%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $1,218 USD at MOH London · As of November 1, 2026
View at MOH London

About this 1.25ct lab-grown round diamond

This 1.25ct lab-grown round sits in the one-and-a-quarter to one-and-a-half carat band, graded G colour (near-colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG713551000 or 713551000. Listed at 6 retailers as of November 1, 2026, with prices from $511 to $1,218, a $707 spread on the same certified stone. MOH London lists it at $1,218. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.25
Carat
G
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.2°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG713551000
Dimensions7.00 × 6.95 × 4.24 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.00 mm6.95 mm1.25 ctG / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG713551000
Side View
Table 56.0%Crown 33.2°GirdlePavilion 40.8°Culet: NoneDepth 60.9%

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 1
Current: $1,218 USD|Low: $486 USD|High: $1,232 USD|Avg: $798 USD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 1, 2026
Retailer 3$511 USD
Retailer 2$575 USD
Retailer 4$619 USD
Retailer 5$882 USD
Retailer 6$1,029 USD
MOH London$1,218 USD

39 data points across 6 retailers

6 retailers$511 USD to $1,218 USD

A
Cheapest Retailer
-
$511 USD
A
Retailer 2
-
$575 USD
£453 GBP
View
B+
Retailer 3
-
$619 USD
View
B+
Retailer 4
-
$882 USD
View
B
Retailer 5
-
$1,029 USD
View
Most Expensive
B
MOH London
LG713551000 · Nov 1
$1,218 USD
£959 GBP
View
5 more retailers have this diamond
Prices start from $511 USDSave up to $707 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
$511 USD