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Round|Lab Grown|IGI

1.30ct H VS1 Round Lab Grown Diamond

ID • H/VS1 • IGI LG770637229

Shape and cutting style on the report: Round brilliant

Certificate IGI LG770637229

Diamond specifications and retailer prices

From £159 GBP
As of November 3, 2026
Save £631 GBP (80%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: £789 GBP at MOH London · As of November 2, 2026
View at MOH London

About this 1.3ct lab-grown round diamond

This 1.3ct 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 LG770637229 or 770637229. Listed at 17 retailers as of November 2, 2026, with prices from £159 to £789, a £631 spread on the same certified stone. MOH London lists it at £789. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.30
Carat
H
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.1°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG770637229
Dimensions7.09 × 7.06 × 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
7.09 mm7.06 mm1.30 ctH / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG770637229
Side View
Table 59.0%Crown 33.1°Girdle: MediumPavilion 40.2°Culet: NoneDepth 59.3%

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: £789 GBP|Low: £153 GBP|High: £799 GBP|Avg: £416 GBP|-0.1%
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
Retailer 14
November 4, 2026
Retailer 12£159 GBP
Retailer 4£197 GBP
Retailer 13£197 GBP
Retailer 14£339 GBP
Retailer 11£340 GBP
Retailer 6£346 GBP
Retailer 7£359 GBP
Retailer 3£379 GBP
Retailer 2£433 GBP
Retailer 8£481 GBP
Retailer 9£517 GBP
Retailer 10£615 GBP
Retailer 5£716 GBP
MOH London£789 GBP

30 data points across 14 retailers

17 retailers£159 GBP to £789 GBP

A
Cheapest Retailer
-
£159 GBP
A
Retailer 2
-
£184 GBP
View
Retailer 3
-
£197 GBP
View
Price last confirmed 11 days ago
A
Retailer 4
-
£197 GBP
View
A
Retailer 5
-
£339 GBP
View
A
Retailer 6
-
£340 GBP
View
A
Retailer 7
-
£346 GBP
View
A
Retailer 8
-
£359 GBP
View
A
Retailer 9
-
£379 GBP
View
A
Retailer 10
-
£433 GBP
View
A
Retailer 11
-
£481 GBP
View
B+
Retailer 12
-
£517 GBP
View
B+
Retailer 13
-
£615 GBP
View
B+
Retailer 14
-
£633 GBP
View
B
Retailer 15
-
£672 GBP
View
B+
Retailer 16
-
£731 GBP
View
Most Expensive
B+
MOH London
LG770637229 · Nov 2
£789 GBP
View
16 more retailers have this diamond
Prices start from £159 GBPSave up to £631 GBP

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
1.30ct Round
£159 GBP