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Round|Lab Grown|IGI

1.60ct K VS1 Round Lab Grown Diamond

EX • K/VS1 • IGI LG445039347

Shape and cutting style on the report: Round brilliant

Certificate IGI LG445039347

Diamond specifications and retailer prices

From £1,707 GBP
As of November 5, 2026
Save £1,944 GBP (53%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: £5,360 GBP at MOH London · As of November 5, 2026
View at MOH London

About this 1.6ct lab-grown round diamond

This 1.6ct lab-grown round sits in the one-and-a-half to two carat band, graded K colour (faint-tinted) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG445039347 or 445039347. Listed at 10 retailers as of November 3, 2026, with a 114% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.60
Carat
K
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.4°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG445039347
Dimensions7.63 × 7.69 × 4.48 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
7.63 mm7.69 mm1.60 ctK / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG445039347
Side View
Table 59.5%Crown 31.4°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 58.4%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: £5,360 GBP|Low: £1,639 GBP|High: £5,446 GBP|Avg: £3,001 GBP|-0.3%
MOH London
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£1,707 GBP
Retailer 9£1,857 GBP
Retailer 7£1,981 GBP
Retailer 4£2,103 GBP
Retailer 11£2,491 GBP
Retailer 10£2,722 GBP
Retailer 5£3,035 GBP
Retailer 8£3,090 GBP
Retailer 2£3,652 GBP
Retailer 3£4,432 GBP
MOH London£5,360 GBP

23 data points across 11 retailers

10 retailers£1,707 GBP to £3,652 GBP

B+
Cheapest Retailer
-
£1,707 GBP
B
Retailer 2
-
£1,857 GBP
View
Retailer 3
-
£1,981 GBP
View
Price last confirmed 26 days ago
B
Retailer 4
-
£1,981 GBP
View
B
Retailer 5
-
£2,103 GBP
View
B
Retailer 6
-
£2,722 GBP
View
B
Retailer 7
-
£3,035 GBP
View
B
Retailer 8
-
£3,090 GBP
View
B
Retailer 9
-
£3,652 GBP
View
Most Expensive
MOH London
LG445039347 · Nov 5
£5,360 GBP
View
Price under review
9 more retailers have this diamond
Prices start from £1,707 GBPSave up to £1,944 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+
1.60ct Round
£1,707 GBP