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3.55ct H VS1 Round Lab Grown Diamond

ID • H/VS1 • IGI LG760521879

Shape and cutting style on the report: Round brilliant

Certificate IGI LG760521879

Diamond specifications and retailer prices

From £567 GBP
$760 USD
As of October 30, 2026
Save £987 GBP (64%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: £1,554 GBP at MOH London · As of October 26, 2026
View at MOH London

About this 3.55ct lab-grown round diamond

This 3.55ct lab-grown round sits in the three to five carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG760521879 or 760521879. Listed at 5 retailers as of October 26, 2026, with prices from £567 to £1,554, a £987 spread on the same certified stone. MOH London lists it at £1,554. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

3.55
Carat
H
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG760521879
Dimensions9.97 × 9.95 × 5.83 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
9.97 mm9.95 mm3.55 ctH / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG760521879
Side View
Table 60.0%Crown 33°Girdle: MediumPavilion 40.2°Culet: NoneDepth 58.6%

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: Oct 30
Current: £1,554 GBP|Low: £567 GBP|High: £1,572 GBP|Avg: £916 GBP|+0.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 26, 2026
Retailer 2£567 GBP
Retailer 6£567 GBP
Retailer 3£661 GBP
Retailer 4£801 GBP
Retailer 5£1,382 GBP
MOH London£1,554 GBP

12 data points across 6 retailers

5 retailers£567 GBP to £1,554 GBP

B+
Cheapest Retailer
-
£567 GBP
$760 USD
A
Retailer 2
-
£661 GBP
$885 USD
View
A
Retailer 3
-
£801 GBP
$1,073 USD
View
B
Retailer 4
-
£1,382 GBP
$1,852 USD
View
Most Expensive
B
MOH London
LG760521879 · Oct 26
£1,554 GBP
View
4 more retailers have this diamond
Prices start from £567 GBPSave up to £987 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
3.55ct Round
£567 GBP