CaratHunter
Plans
Round|Lab Grown|IGI

1.50ct H VS1 Round Lab Grown Diamond

ID • H/VS1 • IGI LG781633007

Shape and cutting style on the report: Round brilliant

Certificate IGI LG781633007

Diamond specifications and retailer prices

From £154 GBP
As of November 3, 2026
Save £619 GBP (80%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: £773 GBP at With Clarity · As of November 3, 2026
View at With Clarity

About this 1.5ct lab-grown round diamond

This 1.5ct lab-grown round sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG781633007 or 781633007. Listed at 19 retailers as of November 3, 2026, with prices from £154 to £773, a £619 spread on the same certified stone. With Clarity lists it at £773. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.50
Carat
H
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG781633007
Dimensions7.30 × 7.24 × 4.54 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.30 mm7.24 mm1.50 ctH / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG781633007
Side View
Table 58.0%Crown 36°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 62.5%

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 3
Current: £298 GBP|Low: £154 GBP|High: £798 GBP|Avg: £410 GBP|-4.3%
Retailer 1
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
Retailer 17
With Clarity
November 3, 2026
Retailer 4£154 GBP
Retailer 2£172 GBP
Retailer 17£179 GBP
Retailer 14£192 GBP
Retailer 6£192 GBP
Retailer 1£298 GBP
Retailer 8£330 GBP
Retailer 12£330 GBP
Retailer 5£331 GBP
Retailer 16£438 GBP
Retailer 11£446 GBP
Retailer 10£506 GBP
Retailer 7£570 GBP
Retailer 15£615 GBP
Retailer 9£623 GBP
Retailer 3£655 GBP
Retailer 13£767 GBP
With Clarity£773 GBP

30 data points across 18 retailers

19 retailers£154 GBP to £773 GBP

A
Cheapest Retailer
-
£154 GBP
A
Retailer 2
-
£172 GBP
View
Final sale: no returns
A
Retailer 3
-
£179 GBP
View
A
Retailer 4
-
£192 GBP
View
Retailer 5
-
£192 GBP
View
Price last confirmed 10 days ago
A
Retailer 6
-
£298 GBP
View
A
Retailer 7
-
£330 GBP
View
A
Retailer 8
-
£330 GBP
View
B+
Retailer 9
-
£331 GBP
View
A
Retailer 10
-
£438 GBP
View
A
Retailer 11
-
£446 GBP
View
B+
Retailer 12
-
£506 GBP
View
B+
Retailer 13
-
£570 GBP
View
B+
Retailer 14
-
£615 GBP
View
Retailer 15
-
£622 GBP
View
Price last confirmed 44 days ago
B+
Retailer 16
-
£623 GBP
View
B+
Retailer 17
-
£655 GBP
View
B+
Retailer 18
-
£767 GBP
View
Most Expensive
B+
With Clarity
781633007 · Nov 3
£773 GBP
$1,037 USD
View
18 more retailers have this diamond
Prices start from £154 GBPSave up to £619 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
1.50ct Round
£154 GBP