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Princess|Lab Grown|IGI

1.51ct I SI1 Princess Lab Grown Diamond

ID • I/SI1 • IGI LG447001296

Shape and cutting style on the report: Princess cut

Certificate IGI LG447001296

Diamond specifications and retailer prices

From HK$6,825 HKD
As of November 4, 2026
Save HK$31,315 HKD (82%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: HK$38,140 HKD at MOH London · As of November 3, 2026
View at MOH London

About this 1.51ct lab-grown princess diamond

This 1.51ct lab-grown princess sits in the one-and-a-half to two carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG447001296 or 447001296. Listed at 10 retailers as of November 3, 2026, with prices from HK$6,825 to HK$38,140, a HK$31,315 spread on the same certified stone. MOH London lists it at HK$38,140. 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

1.51
Carat
I
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle50.6°
Pavilion angle36.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG447001296
Dimensions6.42 × 6.15 × 4.22 mm
L/W Ratio1.04
Culet sizePointed
Cert comments
undefined
Top View
6.42 mm6.15 mm1.51 ctI / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG447001296
Side View
Table 73.0%Crown 50.6°Girdle: Slightly ThickPavilion 36.6°Culet: NoneDepth 68.6%

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 4
Current: HK$38,140 HKD|Low: HK$6,825 HKD|High: HK$38,598 HKD|Avg: HK$18,998 HKD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 1, 2026
Retailer 2HK$6,825 HKD
Retailer 3HK$10,230 HKD
Retailer 5HK$13,219 HKD
Retailer 7HK$16,349 HKD
Retailer 4HK$18,774 HKD
Retailer 6HK$22,123 HKD
MOH LondonHK$38,140 HKD

11 data points across 7 retailers

10 retailersHK$6,825 HKD to HK$38,140 HKD

A
Cheapest Retailer
-
HK$6,825 HKD
B+
Retailer 2
-
HK$10,230 HKD
View
B+
Retailer 3
-
HK$11,132 HKD
View
B
Retailer 4
-
HK$11,870 HKD
View
Retailer 5
-
HK$11,870 HKD
View
Price last confirmed 25 days ago
B+
Retailer 6
-
HK$13,219 HKD
View
B
Retailer 7
-
HK$18,774 HKD
View
B
Retailer 8
-
HK$22,123 HKD
View
B
Retailer 9
-
HK$22,249 HKD
View
Most Expensive
B
MOH London
LG447001296 · Nov 3
HK$38,140 HKD
£3,828 GBP
View
9 more retailers have this diamond
Prices start from HK$6,825 HKDSave up to HK$31,315 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
1.51ct Princess
HK$6,825 HKD