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Oval|Lab Grown|IGI

4.78ct D VS1 Oval Lab Grown Diamond

ID • D/VS1 • IGI LG823697296

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG823697296

Diamond specifications and retailer prices

From £544 GBP
$729 USD
As of October 29, 2026
Save £2,546 GBP (82%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: £3,091 GBP at With Clarity · As of October 30, 2026
View at With Clarity

About this 4.78ct lab-grown oval diamond

This 4.78ct lab-grown oval sits in the three to five carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG823697296 or 823697296. Listed at 11 retailers as of October 29, 2026, with prices from £544 to £3,091, a £2,546 spread on the same certified stone. With Clarity lists it at £3,091. 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

4.78
Carat
D
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.7°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG823697296
Dimensions13.14 × 9.56 × 5.94 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
13.14 mm9.56 mm4.78 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG823697296
Side View
Table 61.0%Crown 36.7°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 62.1%

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: £603 GBP|Low: £532 GBP|High: £3,187 GBP|Avg: £1,754 GBP|+1.2%
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 30, 2026
Retailer 9£544 GBP
Retailer 7£592 GBP
Retailer 1£603 GBP
Retailer 10£987 GBP
Retailer 5£1,352 GBP
Retailer 8£1,555 GBP
Retailer 6£1,556 GBP
Retailer 11£1,776 GBP
Retailer 2£2,023 GBP
Retailer 4£2,493 GBP
Retailer 3£2,669 GBP
With Clarity£3,091 GBP

24 data points across 12 retailers

11 retailers£544 GBP to £3,091 GBP

A
Cheapest Retailer
-
£544 GBP
$729 USD
A
Retailer 2
-
£592 GBP
$793 USD
View
A
Retailer 3
-
£603 GBP
View
Retailer 4
-
£1,352 GBP
A$2,786 AUD
View
Price last confirmed 9 days ago
B+
Retailer 5
-
£1,555 GBP
$2,084 USD
View
B+
Retailer 6
-
£1,556 GBP
$2,085 USD
View
B+
Retailer 7
-
£1,776 GBP
$2,379 USD
View
B+
Retailer 8
-
£2,023 GBP
$2,711 USD
View
B+
Retailer 9
-
£2,493 GBP
View
Retailer 10
-
£2,669 GBP
SGD 4,833 SGD
View
Price last confirmed 17 days ago
Most Expensive
B
With Clarity
823697296 · Oct 30
£3,091 GBP
$4,141 USD
View
10 more retailers have this diamond
Prices start from £544 GBPSave up to £2,546 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
4.78ct Oval
£544 GBP