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Round|Lab Grown|IGI

1.57ct I VVS2 Round Lab Grown Diamond

EX • I/VVS2 • IGI LG400931935

Shape and cutting style on the report: Round brilliant

Certificate IGI LG400931935

Diamond specifications and retailer prices

From £312 GBP
$416 USD
As of October 29, 2026
Save £504 GBP (62%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: £816 GBP at MOH London · As of October 29, 2026
View at MOH London

About this 1.57ct lab-grown round diamond

This 1.57ct lab-grown round sits in the one-and-a-half to two carat band, graded I colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG400931935 or 400931935. Listed at 6 retailers as of October 29, 2026, with prices from £312 to £816, a £504 spread on the same certified stone. MOH London lists it at £816. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.57
Carat
I
Colour
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.2°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG400931935
Dimensions7.50 × 7.46 × 4.58 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory grown diamond was created by chemical vapor deposition process (CVD) Type IIa
Top View
7.50 mm7.46 mm1.57 ctI / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG400931935
Side View
Table 58.0%Crown 36.2°Girdle: MediumPavilion 40.5°Culet: NoneDepth 61.2%

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: Oct 29
Current: £816 GBP|Low: £301 GBP|High: £822 GBP|Avg: £522 GBP|-0.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 29, 2026
Retailer 2£312 GBP
Retailer 3£320 GBP
Retailer 4£378 GBP
Retailer 8£379 GBP
Retailer 6£466 GBP
Retailer 7£752 GBP
Retailer 5£781 GBP
MOH London£816 GBP

10 data points across 8 retailers

6 retailers£312 GBP to £816 GBP

A
Cheapest Retailer
-
£312 GBP
$416 USD
B+
Retailer 2
-
£320 GBP
$426 USD
View
A
Retailer 3
-
£378 GBP
$504 USD
View
Retailer 4
-
£466 GBP
$620 USD
View
Price last confirmed 74 days ago
B
Retailer 5
-
£781 GBP
$1,040 USD
View
Most Expensive
B
MOH London
LG400931935 · Oct 29
£816 GBP
View
5 more retailers have this diamond
Prices start from £312 GBPSave up to £504 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
1.57ct Round
£312 GBP