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Round|Lab Grown|IGI

2.71ct K VS1 Round Lab Grown Diamond

EX • K/VS1 • IGI LG485136757

Shape and cutting style on the report: Round brilliant

Certificate IGI LG485136757

Diamond specifications and retailer prices

From £4,153 GBP
As of November 5, 2026
Save £5,624 GBP (58%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: £12,468 GBP at Cape Diamonds · As of November 3, 2026
View at Cape Diamonds

About this 2.71ct lab-grown round diamond

This 2.71ct lab-grown round sits in the two to three carat band, graded K colour (faint-tinted) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG485136757 or 485136757. Listed at 10 retailers as of November 5, 2026, with a 135% 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

2.71
Carat
K
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.3°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG485136757
Dimensions8.83 × 8.79 × 5.55 mm
L/W Ratio1.00
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
8.83 mm8.79 mm2.71 ctK / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG485136757
Side View
Table 55.5%Crown 36.3°Girdle: MED-STKPavilion 40.2°Culet: NoneDepth 63.0%

Caratlytics Score

How it works →
B
Good
Decent quality, room for better deals
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: £12,468 GBP|Low: £3,988 GBP|High: £13,224 GBP|Avg: £6,569 GBP|-5.7%
Cape Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 5, 2026
Retailer 5£4,153 GBP
Retailer 8£4,353 GBP
Retailer 3£4,818 GBP
Retailer 6£4,818 GBP
Retailer 10£5,134 GBP
Retailer 9£5,720 GBP
Retailer 4£5,934 GBP
Retailer 7£7,440 GBP
Retailer 2£9,777 GBP
Cape Diamonds£12,468 GBP

25 data points across 10 retailers

10 retailers£4,153 GBP to £9,777 GBP

B
Cheapest Retailer
-
£4,153 GBP
B
Retailer 2
-
£4,353 GBP
View
B
Retailer 3
-
£4,818 GBP
View
B
Retailer 4
-
£4,818 GBP
View
Retailer 5
-
£4,818 GBP
View
Price last confirmed 25 days ago
B
Retailer 6
-
£5,720 GBP
View
B
Retailer 7
-
£5,934 GBP
View
B
Retailer 8
-
£7,440 GBP
View
B
Retailer 9
-
£9,777 GBP
View
Most Expensive
Cape Diamonds
cert_485136757 · Nov 3
£12,468 GBP
ZAR 271,104 ZAR
View
Price under review
9 more retailers have this diamond
Prices start from £4,153 GBPSave up to £5,624 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.

B
2.71ct Round
£4,153 GBP