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Round|Lab Grown|IGI

1.27ct H VS1 Round Lab Grown Diamond

ID • H/VS1 • IGI LG770643934

Shape and cutting style on the report: Round brilliant

Certificate IGI LG770643934

Diamond specifications and retailer prices

From $299 AUD
As of November 3, 2026
Save $1,185 AUD (80%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $1,485 AUD at MOH London · As of November 5, 2026
View at MOH London

About this 1.27ct lab-grown round diamond

This 1.27ct 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 LG770643934 or 770643934. Listed at 18 retailers as of November 3, 2026, with prices from $299 to $1,485, a $1,185 spread on the same certified stone. MOH London lists it at $1,485. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.27
Carat
H
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG770643934
Dimensions6.90 × 6.95 × 4.29 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 mm6.95 mm1.27 ctH / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG770643934
Side View
Table 56.0%Crown 35°Girdle: MediumPavilion 40.7°Culet: NoneDepth 62.1%

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 3
Current: $1,485 AUD|Low: $288 AUD|High: $1,506 AUD|Avg: $800 AUD|-0.2%
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 5, 2026
Retailer 10$299 AUD
Retailer 12$372 AUD
Retailer 5$639 AUD
Retailer 13$639 AUD
Retailer 9$640 AUD
Retailer 7$677 AUD
Retailer 3$721 AUD
Retailer 2$734 AUD
Retailer 11$898 AUD
Retailer 8$908 AUD
Retailer 6$1,199 AUD
Retailer 4$1,349 AUD
MOH London$1,485 AUD

31 data points across 13 retailers

18 retailers$299 AUD to $1,485 AUD

A
Cheapest Retailer
-
$299 AUD
A
Retailer 2
-
$348 AUD
View
Retailer 3
-
$372 AUD
View
Price last confirmed 11 days ago
A
Retailer 4
-
$372 AUD
View
A
Retailer 5
-
$639 AUD
View
A
Retailer 6
-
$639 AUD
View
A
Retailer 7
-
$640 AUD
View
A
Retailer 8
-
$677 AUD
View
A
Retailer 9
-
$721 AUD
View
A
Retailer 10
-
$734 AUD
View
B+
Retailer 11
-
$898 AUD
View
A
Retailer 12
-
$908 AUD
View
B+
Retailer 13
-
$972 AUD
View
B+
Retailer 14
-
$1,195 AUD
View
B+
Retailer 15
-
$1,199 AUD
View
B
Retailer 16
-
$1,269 AUD
View
B+
Retailer 17
-
$1,376 AUD
View
Most Expensive
B+
MOH London
LG770643934 · Nov 5
$1,485 AUD
£820 GBP
View
17 more retailers have this diamond
Prices start from $299 AUDSave up to $1,185 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
1.27ct Round
$299 AUD