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Oval|Lab Grown|IGI

4.90ct G VS1 Oval Lab Grown Diamond

ID • G/VS1 • IGI LG840644884

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG840644884

Diamond specifications and retailer prices

From £402 GBP
$538 USD
As of October 29, 2026
Save £1,876 GBP (82%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: £2,277 GBP at With Clarity · As of October 31, 2026
View at With Clarity

About this 4.9ct lab-grown oval diamond

This 4.9ct 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 LG840644884 or 840644884. Listed at 12 retailers as of October 29, 2026, with prices from £402 to £2,277, a £1,876 spread on the same certified stone. With Clarity lists it at £2,277. 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

4.90
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG840644884
Dimensions13.30 × 9.74 × 6.00 mm
L/W Ratio1.37
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
13.30 mm9.74 mm4.90 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG840644884
Side View
Table 61.0%Crown 34.3°Girdle: MED-STKPavilion 41.1°Culet: NoneDepth 61.6%

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: £758 GBP|Low: £402 GBP|High: £2,442 GBP|Avg: £1,206 GBP|-6.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
With Clarity
October 31, 2026
Retailer 10£402 GBP
Retailer 8£450 GBP
Retailer 4£473 GBP
Retailer 1£758 GBP
Retailer 3£818 GBP
Retailer 5£998 GBP
Retailer 9£1,286 GBP
Retailer 7£1,287 GBP
Retailer 11£1,311 GBP
Retailer 2£1,731 GBP
Retailer 6£2,082 GBP
With Clarity£2,277 GBP

27 data points across 12 retailers

12 retailers£402 GBP to £2,277 GBP

A
Cheapest Retailer
-
£402 GBP
$538 USD
A
Retailer 2
-
£450 GBP
$603 USD
View
A
Retailer 3
-
£473 GBP
View
A
Retailer 4
-
£758 GBP
€967 EUR
View
A
Retailer 5
-
£818 GBP
$1,096 USD
View
A
Retailer 6
-
£998 GBP
A$2,058 AUD
View
A
Retailer 7
-
£1,286 GBP
$1,723 USD
View
B+
Retailer 8
-
£1,287 GBP
$1,725 USD
View
A
Retailer 9
-
£1,311 GBP
$1,756 USD
View
B+
Retailer 10
-
£1,731 GBP
$2,320 USD
View
B+
Retailer 11
-
£2,082 GBP
View
Most Expensive
B
With Clarity
840644884 · Oct 31
£2,277 GBP
$3,051 USD
View
11 more retailers have this diamond
Prices start from £402 GBPSave up to £1,876 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
4.90ct Oval
£402 GBP