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Princess|Lab Grown|IGI

1.51ct D SI1 Princess Lab Grown Diamond

ID • D/SI1 • IGI LG674551404

Shape and cutting style on the report: Princess cut

Certificate IGI LG674551404

Diamond specifications and retailer prices

From HK$4,017 HKD
$512 USD
As of October 30, 2026
Save HK$5,967 HKD (60%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: HK$9,984 HKD at MOH London · As of November 1, 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 D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG674551404 or 674551404. Listed at 9 retailers as of October 30, 2026, with prices from HK$4,017 to HK$9,984, a HK$5,967 spread on the same certified stone. MOH London lists it at HK$9,984. 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
D
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.7°
Pavilion angle39.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG674551404
Dimensions6.34 × 6.17 × 4.47 mm
L/W Ratio1.03
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.34 mm6.17 mm1.51 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG674551404
Side View
Table 66.0%Crown 36.7°Girdle: ThinPavilion 39.5°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 30
Current: HK$9,984 HKD|Low: HK$3,970 HKD|High: HK$10,356 HKD|Avg: HK$6,261 HKD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 1, 2026
Retailer 8HK$4,017 HKD
Retailer 4HK$4,160 HKD
Retailer 6HK$4,166 HKD
Retailer 7HK$4,551 HKD
Retailer 2HK$4,752 HKD
Retailer 5HK$6,520 HKD
Retailer 9HK$8,409 HKD
Retailer 3HK$9,179 HKD
MOH LondonHK$9,984 HKD

43 data points across 9 retailers

9 retailersHK$4,017 HKD to HK$9,984 HKD

A
Cheapest Retailer
-
HK$4,017 HKD
$512 USD
A
Retailer 2
-
HK$4,160 HKD
€505 EUR
View
B+
Retailer 3
-
HK$4,166 HKD
$531 USD
View
B+
Retailer 4
-
HK$4,551 HKD
$580 USD
View
B+
Retailer 5
-
HK$4,752 HKD
£477 GBP
View
B
Retailer 6
-
HK$6,520 HKD
$831 USD
View
B
Retailer 7
-
HK$8,409 HKD
$1,072 USD
View
B
Retailer 8
-
HK$9,179 HKD
$1,170 USD
View
Most Expensive
B
MOH London
LG674551404 · Nov 1
HK$9,984 HKD
£1,002 GBP
View
8 more retailers have this diamond
Prices start from HK$4,017 HKDSave up to HK$5,967 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$4,017 HKD