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Oval|Lab Grown|IGI

1.54ct G VS1 Oval Lab Grown Diamond

EX • G/VS1 • IGI LG770620633

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG770620633

Diamond specifications and retailer prices

From £169 GBP
$226 USD
As of October 30, 2026
Save £585 GBP (78%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: £754 GBP at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.54ct lab-grown oval diamond

This 1.54ct lab-grown oval sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG770620633 or 770620633. Listed at 5 retailers as of October 30, 2026, with prices from £169 to £754, a £585 spread on the same certified stone. Brilliant Earth lists it at £754. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.54
Carat
G
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG770620633
Dimensions9.26 × 6.50 × 4.05 mm
L/W Ratio1.42
Girdle conditionFaceted
Culet sizePointed
Top View
9.26 mm6.50 mm1.54 ctG / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG770620633
Side View
Table 62.0%Crown 34.5°Girdle: MED-STKPavilion 40.8°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 30
Current: £754 GBP|Low: £169 GBP|High: £822 GBP|Avg: £509 GBP|-8.2%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 1, 2026
Retailer 3£169 GBP
Retailer 8£311 GBP
Retailer 5£320 GBP
Retailer 2£359 GBP
Retailer 7£372 GBP
Retailer 6£559 GBP
Retailer 4£664 GBP
Brilliant Earth£754 GBP
Retailer 9£822 GBP

36 data points across 9 retailers

5 retailers£169 GBP to £754 GBP

A
Cheapest Retailer
-
£169 GBP
$226 USD
Final sale: no returns
A
Retailer 2
-
£359 GBP
View
Retailer 3
-
£559 GBP
$749 USD
View
Price last confirmed 46 days ago
Retailer 4
-
£664 GBP
$890 USD
View
Price last confirmed 11 days ago
Most Expensive
B+
Brilliant Earth
19010044A · Oct 31
£754 GBP
$1,010 USD
View
4 more retailers have this diamond
Prices start from £169 GBPSave up to £585 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
1.54ct Oval
£169 GBP