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Oval|Lab Grown|IGI

30.57ct G VS2 Oval Lab Grown Diamond

EX • G/VS2 • IGI LG775604746

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG775604746

Diamond specifications and retailer prices

From £11,305 GBP
As of October 30, 2026
Save £30,688 GBP (73%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: £41,994 GBP at Adiamor · As of October 31, 2026
View at Adiamor

About this 30.57ct lab-grown oval diamond

This 30.57ct lab-grown oval sits in the over five carat band, graded G colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG775604746 or 775604746. Listed at 9 retailers as of October 30, 2026, with prices from £11,305 to £41,994, a £30,688 spread on the same certified stone. Adiamor lists it at £41,994. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

30.57
Carat
G
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.1°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG775604746
Dimensions25.23 × 17.78 × 10.77 mm
L/W Ratio1.42
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
25.23 mm17.78 mm30.57 ctG / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG775604746
Side View
Table 61.0%Crown 36.1°Girdle: MED-THKPavilion 40.1°Culet: NoneDepth 60.6%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: £41,994 GBP|Low: £8,560 GBP|High: £244,694 GBP|Avg: £49,069 GBP|-11.7%
Adiamor
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 31, 2026
Retailer 3£11,305 GBP
Retailer 4£14,889 GBP
Retailer 9£16,452 GBP
Retailer 5£16,463 GBP
Retailer 7£18,722 GBP
Retailer 6£18,946 GBP
Retailer 2£32,016 GBP
Retailer 8£37,122 GBP
Adiamor£41,994 GBP
Retailer 10£244,694 GBP

30 data points across 10 retailers

9 retailers£11,305 GBP to £41,994 GBP

B+
Cheapest Retailer
-
£11,305 GBP
Retailer 2
-
£14,889 GBP
$19,950 USD
View
Price last confirmed 12 days ago
B
Retailer 3
-
£16,452 GBP
$22,044 USD
View
B
Retailer 4
-
£16,463 GBP
$22,059 USD
View
B
Retailer 5
-
£18,722 GBP
$25,085 USD
View
Retailer 6
-
£18,946 GBP
$25,385 USD
View
Price last confirmed 19 days ago
B
Retailer 7
-
£32,016 GBP
€40,855 EUR
View
B
Retailer 8
-
£37,122 GBP
$49,740 USD
View
Most Expensive
B
Adiamor
D-82353212 · Oct 31
£41,994 GBP
$56,267 USD
View
8 more retailers have this diamond
Prices start from £11,305 GBPSave up to £30,688 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.

B+
30.57ct Oval
£11,305 GBP