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Round|Lab Grown|IGI

1.37ct H VS1 Round Lab Grown Diamond

ID • H/VS1 • IGI LG754510466

Shape and cutting style on the report: Round brilliant

Certificate IGI LG754510466

Diamond specifications and retailer prices

From £132 GBP
$177 USD
As of November 1, 2026
Save £696 GBP (84%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: £828 GBP at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

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 H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG754510466 or 754510466. Listed at 15 retailers as of October 31, 2026, with prices from £132 to £828, a £696 spread on the same certified stone. Brilliant Earth lists it at £828. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.37
Carat
H
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG754510466
Dimensions7.16 × 7.10 × 4.32 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeNone
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.16 mm7.10 mm1.37 ctH / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG754510466
Side View
Table 58.0%Crown 35.3°Girdle: MED-STKPavilion 40.2°Culet: NoneDepth 60.5%

Caratlytics Score

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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: Nov 1
Current: £828 GBP|Low: £132 GBP|High: £873 GBP|Avg: £420 GBP|-5.1%
Brilliant Earth
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
November 2, 2026
Retailer 9£132 GBP
Retailer 3£153 GBP
Retailer 11£163 GBP
Retailer 7£168 GBP
Retailer 8£283 GBP
Retailer 4£292 GBP
Retailer 6£307 GBP
Retailer 15£354 GBP
Retailer 14£370 GBP
Retailer 2£399 GBP
Retailer 12£526 GBP
Retailer 13£556 GBP
Retailer 5£567 GBP
Retailer 10£766 GBP
Brilliant Earth£828 GBP

31 data points across 15 retailers

15 retailers£132 GBP to £828 GBP

A
Cheapest Retailer
-
£132 GBP
$177 USD
A
Retailer 2
-
£153 GBP
$205 USD
View
A
Retailer 3
-
£163 GBP
$219 USD
View
Retailer 4
-
£168 GBP
$225 USD
View
Price last confirmed 7 days ago
A
Retailer 5
-
£283 GBP
ZAR 6,119 ZAR
View
B+
Retailer 6
-
£292 GBP
$391 USD
View
A
Retailer 7
-
£307 GBP
€392 EUR
View
A
Retailer 8
-
£354 GBP
$474 USD
View
A
Retailer 9
-
£370 GBP
$496 USD
View
A
Retailer 10
-
£399 GBP
A$823 AUD
View
A
Retailer 11
-
£526 GBP
$705 USD
View
B+
Retailer 12
-
£556 GBP
$745 USD
View
B+
Retailer 13
-
£567 GBP
$760 USD
View
B+
Retailer 14
-
£766 GBP
View
Most Expensive
B+
Brilliant Earth
18038347A · Oct 31
£828 GBP
$1,110 USD
View
14 more retailers have this diamond
Prices start from £132 GBPSave up to £696 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
£132 GBP