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Oval|Lab Grown|IGI

1.50ct H VS1 Oval Lab Grown Diamond

EX • H/VS1 • IGI LG828656689

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG828656689

Diamond specifications and retailer prices

From £169 GBP
$227 USD
As of November 1, 2026
Save £740 GBP (81%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: £909 GBP at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

About this 1.5ct lab-grown oval diamond

This 1.5ct lab-grown oval 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 LG828656689 or 828656689. Listed at 18 retailers as of November 1, 2026, with prices from £169 to £909, a £740 spread on the same certified stone. Brilliant Earth lists it at £909. 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
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle39.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG828656689
Dimensions9.23 × 6.20 × 3.95 mm
L/W Ratio1.49
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.23 mm6.20 mm1.50 ctH / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG828656689
Side View
Table 58.0%Crown 35.1°Girdle: STK-THKPavilion 39.6°Culet: NoneDepth 63.7%

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: £436 GBP|Low: £151 GBP|High: £895 GBP|Avg: £396 GBP|-0.9%
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
Retailer 18
November 2, 2026
Retailer 9£151 GBP
Retailer 7£169 GBP
Retailer 16£175 GBP
Retailer 15£187 GBP
Retailer 18£187 GBP
Retailer 3£251 GBP
Retailer 5£253 GBP
Retailer 13£311 GBP
Retailer 11£323 GBP
Retailer 8£361 GBP
Retailer 6£378 GBP
Retailer 1£436 GBP
Retailer 17£601 GBP
Retailer 4£604 GBP
Retailer 10£641 GBP
Retailer 2£689 GBP
Retailer 12£874 GBP
Retailer 14£895 GBP

21 data points across 18 retailers

18 retailers£169 GBP to £909 GBP

Retailer 1
-
£151 GBP
$202 USD
Price last confirmed 12 days ago
A
Retailer 2
-
£169 GBP
$227 USD
View
Final sale: no returns
A
Retailer 3
-
£175 GBP
$235 USD
View
Retailer 4
-
£187 GBP
$251 USD
View
Price last confirmed 8 days ago
A
Retailer 5
-
£187 GBP
$251 USD
View
B+
Retailer 6
-
£253 GBP
$340 USD
View
A
Retailer 7
-
£311 GBP
€397 EUR
View
A
Retailer 8
-
£323 GBP
ZAR 7,000 ZAR
View
A
Retailer 9
-
£361 GBP
$485 USD
View
A
Retailer 10
-
£378 GBP
$507 USD
View
A
Retailer 11
-
£436 GBP
A$900 AUD
View
B+
Retailer 12
-
£601 GBP
$807 USD
View
B+
Retailer 13
-
£604 GBP
$810 USD
View
B+
Retailer 14
-
£641 GBP
$860 USD
View
B
Retailer 15
-
£689 GBP
$925 USD
View
B
Retailer 16
-
£874 GBP
View
B
Retailer 17
-
£895 GBP
$1,201 USD
View
Most Expensive
B
Brilliant Earth
22288207A · Nov 2
£909 GBP
$1,220 USD
View
17 more retailers have this diamond
Prices start from £169 GBPSave up to £740 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 Oval
£169 GBP