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Round|Lab Grown|IGI

1.04ct H VS1 Round Lab Grown Diamond

EX • H/VS1 • IGI LG804642637

Shape and cutting style on the report: Round brilliant

Certificate IGI LG804642637

Diamond specifications and retailer prices

From £132 GBP
$177 USD
As of November 1, 2026
Save £635 GBP (83%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: £767 GBP at MOH London · As of November 1, 2026
View at MOH London

About this 1.04ct lab-grown round diamond

This 1.04ct lab-grown round sits in the classic one-carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG804642637 or 804642637. Listed at 18 retailers as of November 1, 2026, with prices from £132 to £767, a £635 spread on the same certified stone. MOH London lists it at £767. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.04
Carat
H
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.7°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG804642637
Dimensions6.43 × 6.50 × 3.96 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.43 mm6.50 mm1.04 ctH / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG804642637
Side View
Table 60.0%Crown 35.7°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 61.4%

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 1
Current: £767 GBP|Low: £132 GBP|High: £776 GBP|Avg: £383 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 1, 2026
Retailer 11£132 GBP
Retailer 13£164 GBP
Retailer 5£238 GBP
Retailer 2£283 GBP
Retailer 14£292 GBP
Retailer 7£304 GBP
Retailer 10£306 GBP
Retailer 3£344 GBP
Retailer 12£381 GBP
Retailer 9£400 GBP
Retailer 8£557 GBP
Retailer 6£568 GBP
Retailer 4£578 GBP
MOH London£767 GBP

26 data points across 14 retailers

18 retailers£132 GBP to £767 GBP

A
Cheapest Retailer
-
£132 GBP
$177 USD
A
Retailer 2
-
£154 GBP
$206 USD
View
Retailer 3
-
£164 GBP
$220 USD
View
Price last confirmed 7 days ago
A
Retailer 4
-
£164 GBP
$220 USD
View
A
Retailer 5
-
£238 GBP
$319 USD
View
A
Retailer 6
-
£283 GBP
ZAR 6,127 ZAR
View
B+
Retailer 7
-
£292 GBP
$391 USD
View
B+
Retailer 8
-
£304 GBP
€388 EUR
View
Retailer 9
-
£306 GBP
$410 USD
View
Price last confirmed 14 days ago
B+
Retailer 10
-
£344 GBP
$461 USD
View
B+
Retailer 11
-
£381 GBP
$510 USD
View
B+
Retailer 12
-
£400 GBP
A$825 AUD
View
B+
Retailer 13
-
£413 GBP
$553 USD
View
B
Retailer 14
-
£527 GBP
$706 USD
View
B
Retailer 15
-
£557 GBP
$746 USD
View
B
Retailer 16
-
£568 GBP
$761 USD
View
B
Retailer 17
-
£590 GBP
$790 USD
View
Most Expensive
B
MOH London
LG804642637 · Nov 1
£767 GBP
View
17 more retailers have this diamond
Prices start from £132 GBPSave up to £635 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
1.04ct Round
£132 GBP