Marquise|Lab Grown|IGI

1.03ct H VVS1 Marquise Lab Grown Diamond

ID • H/VVS1 • IGI LG828691638

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG828691638

Diamond specifications and retailer prices

From £131 GBP
As of November 4, 2026
Save £625 GBP (83%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £756 GBP at MOH London · As of November 5, 2026
View at MOH London

About this 1.03ct lab-grown marquise diamond

This 1.03ct lab-grown marquise sits in the classic one-carat band, graded H colour (near-colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG828691638 or 828691638. Listed at 14 retailers as of November 4, 2026, with prices from £131 to £756, a £625 spread on the same certified stone. MOH London lists it at £756. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.03
Carat
H
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle40°
OriginLab Grown
Grading LabIGI
CertificateIGI LG828691638
Dimensions10.40 × 5.32 × 3.29 mm
L/W Ratio1.95
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.40 mm5.32 mm1.03 ctH / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG828691638
Side View
Table 62.0%Crown 35°Girdle: MED-STKPavilion 40°Culet: NoneDepth 61.8%

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 4
Current: £756 GBP|Low: £126 GBP|High: £767 GBP|Avg: £383 GBP|-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
November 5, 2026
Retailer 10£131 GBP
Retailer 9£146 GBP
Retailer 11£162 GBP
Retailer 7£190 GBP
Retailer 3£274 GBP
Retailer 5£279 GBP
Retailer 12£288 GBP
Retailer 2£395 GBP
Retailer 8£551 GBP
Retailer 4£561 GBP
Retailer 6£594 GBP
MOH London£756 GBP

30 data points across 12 retailers

14 retailers£131 GBP to £756 GBP

A
Cheapest Retailer
-
£131 GBP
A
Retailer 2
-
£146 GBP
View
Final sale: no returns
A
Retailer 3
-
£152 GBP
View
A
Retailer 4
-
£162 GBP
View
Retailer 5
-
£162 GBP
View
Price last confirmed 11 days ago
A
Retailer 6
-
£274 GBP
View
A
Retailer 7
-
£279 GBP
View
A
Retailer 8
-
£288 GBP
View
A
Retailer 9
-
£395 GBP
View
B+
Retailer 10
-
£522 GBP
View
B+
Retailer 11
-
£551 GBP
View
B+
Retailer 12
-
£561 GBP
View
B
Retailer 13
-
£594 GBP
View
Most Expensive
B
MOH London
LG828691638 · Nov 5
£756 GBP
View
13 more retailers have this diamond
Prices start from £131 GBPSave up to £625 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
1.03ct Marquise
£131 GBP