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Princess|Lab Grown|IGI

1.81ct F SI1 Princess Lab Grown Diamond

ID • F/SI1 • IGI LG596315014

Shape and cutting style on the report: Princess cut

Certificate IGI LG596315014

Diamond specifications and retailer prices

From £170 GBP
$228 USD
As of October 27, 2026
Save £1,462 GBP (90%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: £1,632 GBP at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 1.81ct lab-grown princess diamond

This 1.81ct lab-grown princess sits in the one-and-a-half to two carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG596315014 or 596315014. Listed at 9 retailers as of October 27, 2026, with prices from £170 to £1,632, a £1,462 spread on the same certified stone. Do Amore Diamonds lists it at £1,632. 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

1.81
Carat
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.3°
Pavilion angle38.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG596315014
Dimensions6.69 × 6.65 × 4.77 mm
L/W Ratio1.01
Culet sizePointed
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
6.69 mm6.65 mm1.81 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG596315014
Side View
Table 70.0%Crown 42.3°Girdle: MediumPavilion 38.5°Culet: NoneDepth 71.7%

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: Oct 27
Current: £1,632 GBP|Low: £170 GBP|High: £1,669 GBP|Avg: £662 GBP|-2.2%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
October 29, 2026
Retailer 9£170 GBP
Retailer 13£194 GBP
Retailer 7£197 GBP
Retailer 11£359 GBP
Retailer 5£383 GBP
Retailer 4£440 GBP
Retailer 3£648 GBP
Retailer 14£650 GBP
Retailer 8£680 GBP
Retailer 12£749 GBP
Retailer 10£760 GBP
Retailer 2£939 GBP
Retailer 6£1,073 GBP
Do Amore Diamonds£1,632 GBP

20 data points across 14 retailers

9 retailers£170 GBP to £1,632 GBP

A
Cheapest Retailer
-
£170 GBP
$228 USD
A
Retailer 2
-
£194 GBP
$261 USD
View
Final sale: no returns
A
Retailer 3
-
£197 GBP
$265 USD
View
Retailer 4
-
£359 GBP
$482 USD
View
Price last confirmed 7 days ago
Retailer 5
-
£680 GBP
$913 USD
View
Price last confirmed 7 days ago
B+
Retailer 6
-
£749 GBP
$1,005 USD
View
B
Retailer 7
-
£760 GBP
$1,020 USD
View
B
Retailer 8
-
£939 GBP
View
Most Expensive
B
Do Amore Diamonds
27-830BCC47D · Oct 29
£1,632 GBP
$2,190 USD
View
8 more retailers have this diamond
Prices start from £170 GBPSave up to £1,462 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
1.81ct Princess
£170 GBP