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Princess|Lab Grown|IGI

1.86ct K VS1 Princess Lab Grown Diamond

ID • K/VS1 • IGI LG451057008

Shape and cutting style on the report: Princess cut

Certificate IGI LG451057008

Diamond specifications and retailer prices

From £1,814 GBP
As of November 6, 2026
Save £3,807 GBP (68%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: £5,621 GBP at MOH London · As of November 5, 2026
View at MOH London

About this 1.86ct lab-grown princess diamond

This 1.86ct lab-grown princess 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 LG451057008 or 451057008. Listed at 10 retailers as of November 5, 2026, with prices from £1,814 to £5,621, a £3,807 spread on the same certified stone. MOH London lists it at £5,621. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.86
Carat
K
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle42.2°
Pavilion angle38.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG451057008
Dimensions6.70 × 6.51 × 4.86 mm
L/W Ratio1.03
Culet sizePointed
Cert comments
Faint Brown
Top View
6.70 mm6.51 mm1.86 ctK / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG451057008
Side View
Table 65.0%Crown 42.2°Girdle: STK-THKPavilion 38.1°Culet: NoneDepth 74.7%

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 6
Current: £5,621 GBP|Low: £1,742 GBP|High: £5,711 GBP|Avg: £2,996 GBP|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 5, 2026
Retailer 5£1,814 GBP
Retailer 9£1,974 GBP
Retailer 6£2,105 GBP
Retailer 3£2,225 GBP
Retailer 10£2,642 GBP
Retailer 8£2,893 GBP
Retailer 4£3,155 GBP
Retailer 7£3,282 GBP
Retailer 2£3,881 GBP
MOH London£5,621 GBP

26 data points across 10 retailers

10 retailers£1,814 GBP to £5,621 GBP

B+
Cheapest Retailer
-
£1,814 GBP
B+
Retailer 2
-
£1,974 GBP
View
Retailer 3
-
£2,105 GBP
View
Price last confirmed 25 days ago
B+
Retailer 4
-
£2,105 GBP
View
B+
Retailer 5
-
£2,225 GBP
View
B
Retailer 6
-
£2,893 GBP
View
B
Retailer 7
-
£3,155 GBP
View
B
Retailer 8
-
£3,282 GBP
View
B
Retailer 9
-
£3,881 GBP
View
Most Expensive
B
MOH London
LG451057008 · Nov 5
£5,621 GBP
View
9 more retailers have this diamond
Prices start from £1,814 GBPSave up to £3,807 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+
1.86ct Princess
£1,814 GBP