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Cushion|Lab Grown|IGI

4.83ct F VS1 Cushion Lab Grown Diamond

EX • F/VS1 • IGI LG817607399

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG817607399

Diamond specifications and retailer prices

From £569 GBP
$764 USD
As of November 1, 2026
Save £1,194 GBP (68%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: £3,879 GBP at Frank Darling · As of October 25, 2026
View at Frank Darling

About this 4.83ct lab-grown cushion diamond

This 4.83ct lab-grown cushion sits in the three to five carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG817607399 or 817607399. Listed at 5 retailers as of November 1, 2026, with a 210% 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

4.83
Carat
F
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.8°
Pavilion angle38.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG817607399
Dimensions12.06 × 8.66 × 5.76 mm
L/W Ratio1.39
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.06 mm8.66 mm4.83 ctF / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG817607399
Side View
Table 62.0%Crown 34.8°Girdle: MED-STKPavilion 38.9°Culet: NoneDepth 66.5%

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: Nov 1
Current: £3,879 GBP|Low: £569 GBP|High: £4,151 GBP|Avg: £1,937 GBP|-0.0%
Frank Darling
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 1, 2026
Retailer 3£569 GBP
Retailer 4£782 GBP
Retailer 6£938 GBP
Retailer 9£1,142 GBP
Retailer 8£1,144 GBP
Retailer 2£1,763 GBP
Retailer 7£2,146 GBP
Retailer 5£2,720 GBP
Frank Darling£3,879 GBP
Retailer 10£4,151 GBP

12 data points across 10 retailers

5 retailers£569 GBP to £1,763 GBP

A
Cheapest Retailer
-
£569 GBP
$764 USD
Final sale: no returns
B+
Retailer 2
-
£782 GBP
$1,050 USD
View
B+
Retailer 3
-
£1,763 GBP
$2,366 USD
View
Retailer 4
-
£2,720 GBP
$3,650 USD
View
Price last confirmed 26 days ago
Most Expensive
Frank Darling
100187785899KD · Oct 25
£3,879 GBP
$5,205 USD
View
Price last confirmed 8 days ago
4 more retailers have this diamond
Prices start from £569 GBPSave up to £1,194 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
4.83ct Cushion
£569 GBP