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Round|Lab Grown|IGI

1.37ct G VVS1 Round Lab Grown Diamond

ID • G/VVS1 • IGI LG574347139

Shape and cutting style on the report: Round brilliant

Certificate IGI LG574347139

Diamond specifications and retailer prices

From £250 GBP
$335 USD
As of October 29, 2026
Save £1,088 GBP (81%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: £1,338 GBP at MOH London · As of October 26, 2026
View at MOH London

About this 1.37ct lab-grown round diamond

This 1.37ct lab-grown round sits in the one-and-a-quarter to one-and-a-half carat band, graded G colour (near-colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG574347139 or 574347139. Listed at 19 retailers as of October 26, 2026, with prices from £250 to £1,338, a £1,088 spread on the same certified stone. MOH London lists it at £1,338. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.37
Carat
G
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle41.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG574347139
Dimensions7.13 × 7.08 × 4.42 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Top View
7.13 mm7.08 mm1.37 ctG / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG574347139
Side View
Table 58.0%Crown 35.4°Girdle: MED-STKPavilion 41.3°Culet: NoneDepth 62.3%

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: Oct 29
Current: £1,338 GBP|Low: £156 GBP|High: £2,217 GBP|Avg: £667 GBP|+25.1%
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
Retailer 15
Retailer 16
October 31, 2026
Retailer 7£218 GBP
Retailer 13£250 GBP
Retailer 3£310 GBP
Retailer 12£343 GBP
Retailer 16£425 GBP
Retailer 4£501 GBP
Retailer 14£537 GBP
Retailer 10£588 GBP
Retailer 2£616 GBP
Retailer 6£686 GBP
Retailer 9£831 GBP
Retailer 11£909 GBP
Retailer 8£1,121 GBP
Retailer 5£1,217 GBP
MOH London£1,338 GBP
Retailer 15£2,217 GBP

32 data points across 16 retailers

19 retailers£250 GBP to £1,338 GBP

Retailer 1
-
£195 GBP
$261 USD
Price last confirmed 40 days ago
Retailer 2
-
£226 GBP
$303 USD
View
Price last confirmed 40 days ago
Retailer 3
-
£239 GBP
$320 USD
View
Price last confirmed 40 days ago
A
Retailer 4
-
£250 GBP
$335 USD
View
A
Retailer 5
-
£310 GBP
$415 USD
View
A
Retailer 6
-
£343 GBP
$460 USD
View
B+
Retailer 7
-
£425 GBP
$570 USD
View
B
Retailer 8
-
£501 GBP
$671 USD
View
Retailer 9
-
£537 GBP
$720 USD
View
Price last confirmed 10 days ago
B
Retailer 10
-
£588 GBP
ZAR 12,728 ZAR
View
B
Retailer 11
-
£616 GBP
View
B
Retailer 12
-
£686 GBP
$919 USD
View
B
Retailer 13
-
£831 GBP
A$1,713 AUD
View
Retailer 14
-
£858 GBP
$1,150 USD
View
Price last confirmed 41 days ago
B
Retailer 15
-
£909 GBP
$1,218 USD
View
B
Retailer 16
-
£1,121 GBP
$1,502 USD
View
B
Retailer 17
-
£1,217 GBP
$1,630 USD
View
Most Expensive
B
MOH London
LG574347139 · Oct 26
£1,338 GBP
View
17 more retailers have this diamond
Prices start from £250 GBPSave up to £1,088 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
1.37ct Round
£250 GBP