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Princess|Lab Grown|IGI

1.81ct E SI1 Princess Lab Grown Diamond

ID • E/SI1 • IGI LG512221693

Shape and cutting style on the report: Princess cut

Certificate IGI LG512221693

Diamond specifications and retailer prices

From HK$1,867 HKD
$238 USD
As of October 25, 2026
Save HK$6,911 HKD (79%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: HK$8,778 HKD 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 E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG512221693 or 512221693. Listed at 13 retailers as of October 25, 2026, with prices from HK$1,867 to HK$8,778, a HK$6,911 spread on the same certified stone. MOH London lists it at HK$8,778. 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
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45.1°
Pavilion angle38.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG512221693
Dimensions6.60 × 6.53 × 4.73 mm
L/W Ratio1.01
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
6.60 mm6.53 mm1.81 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG512221693
Side View
Table 71.0%Crown 45.1°Girdle: MediumPavilion 38.2°Culet: NoneDepth 72.4%

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: Oct 25
Current: HK$8,778 HKD|Low: HK$1,444 HKD|High: HK$8,838 HKD|Avg: HK$4,565 HKD|-0.6%
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 8HK$1,444 HKD
Retailer 6HK$1,867 HKD
Retailer 7HK$1,867 HKD
Retailer 2HK$2,398 HKD
Retailer 9HK$3,272 HKD
Retailer 4HK$3,401 HKD
Retailer 10HK$4,817 HKD
Retailer 5HK$6,025 HKD
Retailer 11HK$6,426 HKD
Retailer 3HK$8,637 HKD
MOH LondonHK$8,778 HKD

44 data points across 11 retailers

13 retailersHK$1,867 HKD to HK$8,778 HKD

Retailer 1
-
HK$1,444 HKD
$184 USD
Price last confirmed 28 days ago
Retailer 2
-
HK$1,750 HKD
$223 USD
View
Price last confirmed 27 days ago
Retailer 3
-
HK$1,867 HKD
$238 USD
View
Price last confirmed 27 days ago
A
Retailer 4
-
HK$1,867 HKD
$238 USD
View
A
Retailer 5
-
HK$2,398 HKD
£241 GBP
View
B+
Retailer 6
-
HK$3,272 HKD
$417 USD
View
A
Retailer 7
-
HK$3,401 HKD
£341 GBP
View
B+
Retailer 8
-
HK$4,817 HKD
$614 USD
View
Retailer 9
-
HK$6,002 HKD
$765 USD
View
Price last confirmed 26 days ago
B
Retailer 10
-
HK$6,025 HKD
$768 USD
View
B
Retailer 11
-
HK$6,426 HKD
$819 USD
View
B
Retailer 12
-
HK$8,637 HKD
View
Most Expensive
B
MOH London
LG512221693 · Oct 29
HK$8,778 HKD
£881 GBP
View
12 more retailers have this diamond
Prices start from HK$1,867 HKDSave up to HK$6,911 HKD

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
HK$1,867 HKD