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Round|Lab Grown|IGI

1.25ct H VS1 Round Lab Grown Diamond

ID • H/VS1 • IGI LG770645152

Shape and cutting style on the report: Round brilliant

Certificate IGI LG770645152

Diamond specifications and retailer prices

From $295 AUD
As of November 3, 2026
Save $1,173 AUD (80%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $1,468 AUD at MOH London · As of November 2, 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 H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG770645152 or 770645152. Listed at 19 retailers as of November 2, 2026, with prices from $295 to $1,468, a $1,173 spread on the same certified stone. MOH London lists it at $1,468. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.25
Carat
H
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.8°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG770645152
Dimensions6.90 × 6.86 × 4.26 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
6.90 mm6.86 mm1.25 ctH / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG770645152
Side View
Table 58.0%Crown 34.8°Girdle: MediumPavilion 41°Culet: NoneDepth 61.9%

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 3
Current: $1,468 AUD|Low: $295 AUD|High: $1,486 AUD|Avg: $810 AUD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 4, 2026
Retailer 11$295 AUD
Retailer 13$366 AUD
Retailer 10$631 AUD
Retailer 3$633 AUD
Retailer 2$669 AUD
Retailer 9$671 AUD
Retailer 4$716 AUD
Retailer 6$734 AUD
Retailer 12$884 AUD
Retailer 8$895 AUD
Retailer 7$1,182 AUD
Retailer 5$1,326 AUD
MOH London$1,468 AUD

44 data points across 13 retailers

19 retailers$295 AUD to $1,468 AUD

A
Cheapest Retailer
-
$295 AUD
A
Retailer 2
-
$342 AUD
View
A
Retailer 3
-
$366 AUD
View
Retailer 4
-
$366 AUD
View
Price last confirmed 11 days ago
A
Retailer 5
-
$622 AUD
View
A
Retailer 6
-
$631 AUD
View
A
Retailer 7
-
$633 AUD
View
A
Retailer 8
-
$669 AUD
View
A
Retailer 9
-
$671 AUD
View
A
Retailer 10
-
$716 AUD
View
A
Retailer 11
-
$734 AUD
View
B+
Retailer 12
-
$884 AUD
View
A
Retailer 13
-
$895 AUD
View
B+
Retailer 14
-
$957 AUD
View
B+
Retailer 15
-
$1,177 AUD
View
B+
Retailer 16
-
$1,182 AUD
View
B
Retailer 17
-
$1,253 AUD
View
B+
Retailer 18
-
$1,353 AUD
View
Most Expensive
B+
MOH London
LG770645152 · Nov 2
$1,468 AUD
£811 GBP
View
18 more retailers have this diamond
Prices start from $295 AUDSave up to $1,173 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
1.25ct Round
$295 AUD