Oval|Lab Grown|IGI

3.57ct G VVS2 Oval Lab Grown Diamond

ID • G/VVS2 • IGI LG830642412

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG830642412

Diamond specifications and retailer prices

From £336 GBP
$450 USD
As of October 29, 2026
Save £1,799 GBP (84%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: £4,426 GBP at Brilliant Earth · As of September 28, 2026
View at Brilliant Earth

About this 3.57ct lab-grown oval diamond

This 3.57ct lab-grown oval sits in the three to five carat band, graded G colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG830642412 or 830642412. Listed at 23 retailers as of October 28, 2026, with a 536% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

3.57
Carat
G
Colour
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.7°
Pavilion angle39.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG830642412
Dimensions12.27 × 8.40 × 5.29 mm
L/W Ratio1.46
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.27 mm8.40 mm3.57 ctG / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG830642412
Side View
Table 60.0%Crown 36.7°Girdle: STK-THKPavilion 39.8°Culet: NoneDepth 63.0%

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: Oct 29
Current: £684 GBP|Low: £322 GBP|High: £2,168 GBP|Avg: £884 GBP|+1.9%
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Retailer 12
Retailer 13
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Retailer 18
October 31, 2026
Retailer 3£336 GBP
Retailer 6£376 GBP
Retailer 9£377 GBP
Retailer 7£417 GBP
Retailer 2£443 GBP
Retailer 15£522 GBP
Retailer 16£630 GBP
Retailer 12£653 GBP
Retailer 1£684 GBP
Retailer 10£711 GBP
Retailer 13£880 GBP
Retailer 14£905 GBP
Retailer 11£945 GBP
Retailer 8£1,340 GBP
Retailer 4£1,487 GBP
Retailer 17£1,534 GBP
Retailer 5£1,560 GBP
Retailer 18£2,135 GBP

39 data points across 18 retailers

23 retailers£336 GBP to £2,135 GBP

A
Cheapest Retailer
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£336 GBP
$450 USD
A
Retailer 2
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£376 GBP
$504 USD
View
Final sale: no returns
A
Retailer 3
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£377 GBP
$505 USD
View
Retailer 4
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£417 GBP
$559 USD
View
Price last confirmed 14 days ago
A
Retailer 5
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£417 GBP
$559 USD
View
Retailer 6
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£443 GBP
View
Price last confirmed 14 days ago
A
Retailer 7
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£522 GBP
$700 USD
View
A
Retailer 8
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£630 GBP
€804 EUR
View
B+
Retailer 9
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£653 GBP
$875 USD
View
A
Retailer 10
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£684 GBP
View
A
Retailer 11
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£711 GBP
$953 USD
View
A
Retailer 12
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£880 GBP
A$1,815 AUD
View
A
Retailer 13
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£905 GBP
ZAR 19,589 ZAR
View
A
Retailer 14
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£914 GBP
$1,225 USD
View
A
Retailer 15
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£945 GBP
$1,266 USD
View
A
Retailer 16
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£994 GBP
$1,332 USD
View
B+
Retailer 17
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£1,340 GBP
$1,796 USD
View
B+
Retailer 18
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£1,364 GBP
$1,828 USD
View
B+
Retailer 19
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£1,487 GBP
$1,993 USD
View
B+
Retailer 20
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£1,534 GBP
View
B+
Retailer 21
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£1,560 GBP
$2,090 USD
View
B
Retailer 22
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£2,135 GBP
$2,860 USD
View
Most Expensive
Brilliant Earth
21215692A · Sep 28
£4,426 GBP
$5,930 USD
View
Price last confirmed 32 days ago
22 more retailers have this diamond
Prices start from £336 GBPSave up to £1,799 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
3.57ct Oval
£336 GBP