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Oval|Lab Grown|IGI

4.86ct G VS1 Oval Lab Grown Diamond

ID • G/VS1 • IGI LG839697984

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG839697984

Diamond specifications and retailer prices

From £399 GBP
$534 USD
As of October 29, 2026
Save £1,860 GBP (82%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: £2,403 GBP at Rare Carat · As of October 21, 2026
View at Rare Carat

About this 4.86ct lab-grown oval diamond

This 4.86ct lab-grown oval sits in the three to five carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG839697984 or 839697984. Listed at 12 retailers as of October 29, 2026, with a 467% 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

4.86
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG839697984
Dimensions13.70 × 9.63 × 5.85 mm
L/W Ratio1.42
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
13.70 mm9.63 mm4.86 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG839697984
Side View
Table 63.0%Crown 35°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 60.7%

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 29
Current: £2,403 GBP|Low: £399 GBP|High: £2,426 GBP|Avg: £1,343 GBP|-0.9%
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 30, 2026
Retailer 10£399 GBP
Retailer 8£446 GBP
Retailer 13£470 GBP
Retailer 11£750 GBP
Retailer 5£813 GBP
Retailer 2£991 GBP
Retailer 9£1,275 GBP
Retailer 7£1,276 GBP
Retailer 12£1,300 GBP
Retailer 3£1,717 GBP
Retailer 6£2,066 GBP
Retailer 4£2,258 GBP
Rare Carat£2,403 GBP

17 data points across 13 retailers

12 retailers£399 GBP to £2,258 GBP

A
Cheapest Retailer
-
£399 GBP
$534 USD
A
Retailer 2
-
£446 GBP
$598 USD
View
Retailer 3
-
£470 GBP
View
Price last confirmed 14 days ago
A
Retailer 4
-
£813 GBP
$1,090 USD
View
A
Retailer 5
-
£991 GBP
A$2,042 AUD
View
B+
Retailer 6
-
£1,275 GBP
$1,709 USD
View
B+
Retailer 7
-
£1,276 GBP
$1,710 USD
View
A
Retailer 8
-
£1,300 GBP
$1,742 USD
View
B
Retailer 9
-
£1,717 GBP
$2,300 USD
View
B+
Retailer 10
-
£2,066 GBP
View
B
Retailer 11
-
£2,258 GBP
$3,026 USD
View
Most Expensive
Rare Carat
LGOV40-162312 · Oct 21
£2,403 GBP
$3,220 USD
View
Price last confirmed 9 days ago
11 more retailers have this diamond
Prices start from £399 GBPSave up to £1,860 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
4.86ct Oval
£399 GBP