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Princess|Lab Grown|IGI

1.98ct K SI1 Princess Lab Grown Diamond

ID • K/SI1 • IGI LG451058490

Shape and cutting style on the report: Princess cut

Certificate IGI LG451058490

Diamond specifications and retailer prices

From £886 GBP
As of November 6, 2026
Save £2,418 GBP (73%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: £3,304 GBP at MOH London · As of November 3, 2026
View at MOH London

About this 1.98ct lab-grown princess diamond

This 1.98ct lab-grown princess sits in the one-and-a-half to two carat band, graded K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG451058490 or 451058490. Listed at 10 retailers as of November 3, 2026, with prices from £886 to £3,304, a £2,418 spread on the same certified stone. MOH London lists it at £3,304. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.98
Carat
K
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.1°
Pavilion angle38.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG451058490
Dimensions6.90 × 6.85 × 4.83 mm
L/W Ratio1.01
Culet sizePointed
Cert comments
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Top View
6.90 mm6.85 mm1.98 ctK / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG451058490
Side View
Table 73.5%Crown 43.1°Girdle: MediumPavilion 38.5°Culet: NoneDepth 70.5%

Caratlytics Score

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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: £3,304 GBP|Low: £851 GBP|High: £3,349 GBP|Avg: £1,649 GBP
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 4£886 GBP
Retailer 5£1,028 GBP
Retailer 7£1,028 GBP
Retailer 3£1,159 GBP
Retailer 2£1,430 GBP
Retailer 9£1,470 GBP
Retailer 6£1,632 GBP
Retailer 8£1,970 GBP
MOH London£3,304 GBP

41 data points across 9 retailers

10 retailers£886 GBP to £3,304 GBP

A
Cheapest Retailer
-
£886 GBP
A
Retailer 2
-
£965 GBP
View
A
Retailer 3
-
£1,028 GBP
View
Retailer 4
-
£1,028 GBP
View
Price last confirmed 25 days ago
B+
Retailer 5
-
£1,159 GBP
View
A
Retailer 6
-
£1,430 GBP
View
B+
Retailer 7
-
£1,632 GBP
View
B
Retailer 8
-
£1,928 GBP
View
B
Retailer 9
-
£1,970 GBP
View
Most Expensive
B
MOH London
LG451058490 · Nov 3
£3,304 GBP
View
9 more retailers have this diamond
Prices start from £886 GBPSave up to £2,418 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
1.98ct Princess
£886 GBP