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Cushion|Lab Grown|IGI

3.13ct K VS1 Cushion Lab Grown Diamond

ID • K/VS1 • IGI LG827609033

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG827609033

Diamond specifications and retailer prices

From £1,214 GBP
As of November 6, 2026
Save £2,471 GBP (67%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: £3,685 GBP at MOH London · As of November 5, 2026
View at MOH London

About this 3.13ct lab-grown cushion diamond

This 3.13ct lab-grown cushion sits in the three to five carat band, graded K colour (faint-tinted) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG827609033 or 827609033. Listed at 9 retailers as of November 5, 2026, with prices from £1,214 to £3,685, a £2,471 spread on the same certified stone. MOH London lists it at £3,685. 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

3.13
Carat
K
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle41.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG827609033
Dimensions10.72 × 7.36 × 5.06 mm
L/W Ratio1.46
Girdle conditionFaceted
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa Faint Brown
Top View
10.72 mm7.36 mm3.13 ctK / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG827609033
Side View
Table 55.0%Crown 36°Girdle: MED-THKPavilion 41.5°Culet: LargeDepth 68.8%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: £3,685 GBP|Low: £979 GBP|High: £3,696 GBP|Avg: £1,986 GBP|+9.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 9£979 GBP
Retailer 10£1,214 GBP
Retailer 6£1,252 GBP
Retailer 7£1,473 GBP
Retailer 5£1,498 GBP
Retailer 3£1,644 GBP
Retailer 2£2,053 GBP
Retailer 4£2,672 GBP
Retailer 8£3,511 GBP
MOH London£3,685 GBP

31 data points across 10 retailers

9 retailers£1,214 GBP to £3,685 GBP

A
Cheapest Retailer
-
£1,214 GBP
Retailer 2
-
£1,252 GBP
View
Price last confirmed 25 days ago
Retailer 3
-
£1,473 GBP
View
Price last confirmed 11 days ago
B+
Retailer 4
-
£1,498 GBP
View
B+
Retailer 5
-
£1,644 GBP
View
B
Retailer 6
-
£2,053 GBP
View
B
Retailer 7
-
£2,672 GBP
View
B
Retailer 8
-
£3,511 GBP
View
Most Expensive
B
MOH London
LG827609033 · Nov 5
£3,685 GBP
View
8 more retailers have this diamond
Prices start from £1,214 GBPSave up to £2,471 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
3.13ct Cushion
£1,214 GBP