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Princess|Lab Grown|IGI

1.81ct J SI1 Princess Lab Grown Diamond

ID • J/SI1 • IGI LG447000350

Shape and cutting style on the report: Princess cut

Certificate IGI LG447000350

Diamond specifications and retailer prices

From $1,291 SGD
$1,010 USD
As of October 30, 2026
Save $6,086 SGD (82%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $7,377 SGD at MOH London · As of October 29, 2026
View at MOH London

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 J colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG447000350 or 447000350. Listed at 11 retailers as of October 29, 2026, with prices from $1,291 to $7,377, a $6,086 spread on the same certified stone. MOH London lists it at $7,377. 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
J
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle46.5°
Pavilion angle38°
OriginLab Grown
Grading LabIGI
CertificateIGI LG447000350
Dimensions6.72 × 6.54 × 4.77 mm
L/W Ratio1.03
Culet sizePointed
Cert comments
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Top View
6.72 mm6.54 mm1.81 ctJ / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG447000350
Side View
Table 68.0%Crown 46.5°Girdle: MED-STKPavilion 38°Culet: NoneDepth 72.9%

Caratlytics Score

How it works →
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 30
Current: $7,377 SGD|Low: $1,291 SGD|High: $7,436 SGD|Avg: $3,768 SGD|+0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 30, 2026
Retailer 2$1,291 SGD
Retailer 5$2,215 SGD
Retailer 7$2,480 SGD
Retailer 10$2,534 SGD
Retailer 3$2,610 SGD
Retailer 8$2,787 SGD
Retailer 9$3,435 SGD
Retailer 6$4,033 SGD
Retailer 4$4,430 SGD
Retailer 11$7,356 SGD
MOH London$7,377 SGD

15 data points across 11 retailers

11 retailers$1,291 SGD to $7,377 SGD

A
Cheapest Retailer
-
$1,291 SGD
$1,010 USD
B+
Retailer 2
-
$2,215 SGD
$1,733 USD
View
B+
Retailer 3
-
$2,410 SGD
$1,885 USD
View
B+
Retailer 4
-
$2,480 SGD
$1,940 USD
View
Final sale: no returns
B+
Retailer 5
-
$2,570 SGD
$2,010 USD
View
Retailer 6
-
$2,570 SGD
$2,010 USD
View
Price last confirmed 18 days ago
B+
Retailer 7
-
$2,787 SGD
$2,180 USD
View
B
Retailer 8
-
$4,033 SGD
$3,155 USD
View
B
Retailer 9
-
$4,430 SGD
$3,465 USD
View
B
Retailer 10
-
$4,816 SGD
$3,767 USD
View
Most Expensive
B
MOH London
LG447000350 · Oct 29
$7,377 SGD
£4,544 GBP
View
10 more retailers have this diamond
Prices start from $1,291 SGDSave up to $6,086 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
1.81ct Princess
$1,291 SGD