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Round|Lab Grown|IGI

2.78ct K VVS2 Round Lab Grown Diamond

EX • K/VVS2 • IGI LG485161769

Shape and cutting style on the report: Round brilliant

Certificate IGI LG485161769

Diamond specifications and retailer prices

From £4,608 GBP
As of November 5, 2026
Save £9,226 GBP (67%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: £13,834 GBP at Cape Diamonds · As of November 3, 2026
View at Cape Diamonds

About this 2.78ct lab-grown round diamond

This 2.78ct lab-grown round sits in the two to three carat band, graded K colour (faint-tinted) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG485161769 or 485161769. Listed at 10 retailers as of November 3, 2026, with prices from £4,608 to £13,834, a £9,226 spread on the same certified stone. Cape Diamonds lists it at £13,834. 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

2.78
Carat
K
Colour
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.4°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG485161769
Dimensions8.92 × 8.89 × 5.56 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
8.92 mm8.89 mm2.78 ctK / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG485161769
Side View
Table 60.0%Crown 36.4°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 62.4%

Caratlytics Score

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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: £13,834 GBP|Low: £4,424 GBP|High: £14,428 GBP|Avg: £7,688 GBP|-4.1%
Cape Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 5, 2026
Retailer 6£4,608 GBP
Retailer 9£4,829 GBP
Retailer 4£5,346 GBP
Retailer 7£5,346 GBP
Retailer 11£5,671 GBP
Retailer 10£6,346 GBP
Retailer 5£6,356 GBP
Retailer 8£8,249 GBP
Retailer 2£10,657 GBP
Retailer 3£12,356 GBP
Cape Diamonds£13,834 GBP

26 data points across 11 retailers

10 retailers£4,608 GBP to £13,834 GBP

B
Cheapest Retailer
-
£4,608 GBP
B
Retailer 2
-
£4,829 GBP
View
B
Retailer 3
-
£5,346 GBP
View
B
Retailer 4
-
£5,346 GBP
View
Retailer 5
-
£5,346 GBP
View
Price last confirmed 25 days ago
B
Retailer 6
-
£6,346 GBP
View
B
Retailer 7
-
£6,356 GBP
View
B
Retailer 8
-
£8,249 GBP
View
B
Retailer 9
-
£10,657 GBP
View
Most Expensive
B
Cape Diamonds
cert_485161769 · Nov 3
£13,834 GBP
ZAR 300,789 ZAR
View
9 more retailers have this diamond
Prices start from £4,608 GBPSave up to £9,226 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
2.78ct Round
£4,608 GBP