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Oval|Lab Grown|IGI

3.89ct G VVS2 Oval Lab Grown Diamond

ID • G/VVS2 • IGI LG798621099

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG798621099

Diamond specifications and retailer prices

From £738 GBP
As of October 31, 2026
Save £2,644 GBP (78%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: £3,382 GBP at Helzberg Diamonds · As of October 31, 2026
View at Helzberg Diamonds

About this 3.89ct lab-grown oval diamond

This 3.89ct 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 LG798621099 or 798621099. Listed at 5 retailers as of October 31, 2026, with prices from £738 to £3,382, a £2,644 spread on the same certified stone. Helzberg Diamonds lists it at £3,382. 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

3.89
Carat
G
Colour
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG798621099
Dimensions12.84 × 8.87 × 5.41 mm
L/W Ratio1.45
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.84 mm8.87 mm3.89 ctG / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG798621099
Side View
Table 62.0%Crown 35.2°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 61.0%

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: Oct 31
Current: £3,382 GBP|Low: £629 GBP|High: £3,382 GBP|Avg: £1,551 GBP
Helzberg Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 31, 2026
Retailer 8£629 GBP
Retailer 5£637 GBP
Retailer 2£738 GBP
Retailer 9£862 GBP
Retailer 7£1,155 GBP
Retailer 6£1,353 GBP
Retailer 10£1,708 GBP
Retailer 4£2,560 GBP
Retailer 3£3,000 GBP
Helzberg Diamonds£3,382 GBP

37 data points across 10 retailers

5 retailers£738 GBP to £3,382 GBP

A
Cheapest Retailer
-
£738 GBP
Retailer 2
-
£862 GBP
ZAR 18,660 ZAR
View
Price last confirmed 66 days ago
B
Retailer 3
-
£2,560 GBP
$3,430 USD
View
B
Retailer 4
-
£3,000 GBP
$4,020 USD
View
Most Expensive
B
Helzberg Diamonds
ZXZNPOMIHGPP · Oct 31
£3,382 GBP
$4,531 USD
View
4 more retailers have this diamond
Prices start from £738 GBPSave up to £2,644 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
3.89ct Oval
£738 GBP