CaratHunter
Plans
Princess|Lab Grown|IGI

1.80ct F SI2 Princess Lab Grown Diamond

ID • F/SI2 • IGI LG550255757

Shape and cutting style on the report: Princess cut

Certificate IGI LG550255757

Diamond specifications and retailer prices

From $373 SGD
As of November 6, 2026
Save $1,675 SGD (82%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $2,048 SGD at MOH London · As of November 3, 2026
View at MOH London

About this 1.8ct lab-grown princess diamond

This 1.8ct lab-grown princess sits in the one-and-a-half to two carat band, graded F colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG550255757 or 550255757. Listed at 11 retailers as of November 3, 2026, with prices from $373 to $2,048, a $1,675 spread on the same certified stone. MOH London lists it at $2,048. 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

1.80
Carat
F
Colour
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.6°
Pavilion angle39°
OriginLab Grown
Grading LabIGI
CertificateIGI LG550255757
Dimensions6.76 × 6.55 × 4.70 mm
L/W Ratio1.03
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
6.76 mm6.55 mm1.80 ctF / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG550255757
Side View
Table 71.5%Crown 38.6°Girdle: MED-STKPavilion 39°Culet: NoneDepth 71.8%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $2,048 SGD|Low: $582 SGD|High: $2,059 SGD|Avg: $1,225 SGD|+27.8%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 6, 2026
Retailer 8$747 SGD
Retailer 5$760 SGD
Retailer 2$902 SGD
Retailer 7$1,197 SGD
Retailer 3$1,294 SGD
Retailer 4$1,421 SGD
Retailer 6$1,661 SGD
MOH London$2,048 SGD

13 data points across 8 retailers

11 retailers$373 SGD to $2,048 SGD

Retailer 1
-
$292 SGD
Price last confirmed 45 days ago
Retailer 2
-
$358 SGD
View
Price last confirmed 44 days ago
A
Retailer 3
-
$373 SGD
View
A
Retailer 4
-
$433 SGD
View
B+
Retailer 5
-
$760 SGD
View
B+
Retailer 6
-
$902 SGD
View
B+
Retailer 7
-
$1,197 SGD
View
B
Retailer 8
-
$1,294 SGD
View
B
Retailer 9
-
$1,421 SGD
View
B
Retailer 10
-
$1,661 SGD
View
Most Expensive
B
MOH London
LG550255757 · Nov 3
$2,048 SGD
£1,258 GBP
View
10 more retailers have this diamond
Prices start from $373 SGDSave up to $1,675 SGD

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
1.80ct Princess
$373 SGD