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Round|Lab Grown|IGI

1.26ct G SI1 Round Lab Grown Diamond

ID • G/SI1 • IGI LG761551750

Shape and cutting style on the report: Round brilliant

Certificate IGI LG761551750

Diamond specifications and retailer prices

From $247 AUD
As of November 5, 2026
Save $1,179 AUD (83%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $1,426 AUD at MOH London · As of November 5, 2026
View at MOH London

About this 1.26ct lab-grown round diamond

This 1.26ct lab-grown round sits in the one-and-a-quarter to one-and-a-half carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG761551750 or 761551750. Listed at 17 retailers as of November 5, 2026, with prices from $247 to $1,426, a $1,179 spread on the same certified stone. MOH London lists it at $1,426. 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

1.26
Carat
G
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.9°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG761551750
Dimensions7.04 × 7.01 × 4.19 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.04 mm7.01 mm1.26 ctG / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG761551750
Side View
Table 59.0%Crown 32.9°Girdle: ThinPavilion 41°Culet: NoneDepth 59.7%

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 5
Current: $1,426 AUD|Low: $237 AUD|High: $1,446 AUD|Avg: $656 AUD|-1.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 8$247 AUD
Retailer 9$306 AUD
Retailer 2$526 AUD
Retailer 4$539 AUD
Retailer 10$546 AUD
Retailer 6$607 AUD
Retailer 3$676 AUD
Retailer 5$971 AUD
Retailer 7$1,039 AUD
MOH London$1,426 AUD

42 data points across 10 retailers

17 retailers$247 AUD to $1,426 AUD

A
Cheapest Retailer
-
$247 AUD
A
Retailer 2
-
$286 AUD
View
Retailer 3
-
$306 AUD
View
Price last confirmed 12 days ago
A
Retailer 4
-
$306 AUD
View
A
Retailer 5
-
$526 AUD
View
A
Retailer 6
-
$539 AUD
View
A
Retailer 7
-
$546 AUD
View
A
Retailer 8
-
$607 AUD
View
B+
Retailer 9
-
$634 AUD
View
B+
Retailer 10
-
$664 AUD
View
A
Retailer 11
-
$676 AUD
View
B+
Retailer 12
-
$777 AUD
View
B
Retailer 13
-
$971 AUD
View
B
Retailer 14
-
$983 AUD
View
B+
Retailer 15
-
$1,039 AUD
View
B+
Retailer 16
-
$1,060 AUD
View
Most Expensive
B
MOH London
LG761551750 · Nov 5
$1,426 AUD
£786 GBP
View
16 more retailers have this diamond
Prices start from $247 AUDSave up to $1,179 AUD

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
1.26ct Round
$247 AUD