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Princess|Lab Grown|IGI

1.70ct J SI1 Princess Lab Grown Diamond

ID • J/SI1 • IGI LG447099080

Shape and cutting style on the report: Princess cut

Certificate IGI LG447099080

Diamond specifications and retailer prices

From HK$7,453 HKD
$950 USD
As of October 30, 2026
Save HK$35,113 HKD (82%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: HK$42,566 HKD at MOH London · As of October 29, 2026
View at MOH London

About this 1.7ct lab-grown princess diamond

This 1.7ct 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 LG447099080 or 447099080. Listed at 11 retailers as of October 29, 2026, with prices from HK$7,453 to HK$42,566, a HK$35,113 spread on the same certified stone. MOH London lists it at HK$42,566. 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

1.70
Carat
J
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle46.6°
Pavilion angle37.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG447099080
Dimensions6.49 × 6.38 × 4.61 mm
L/W Ratio1.02
Culet sizePointed
Cert comments
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Top View
6.49 mm6.38 mm1.70 ctJ / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG447099080
Side View
Table 70.0%Crown 46.6°Girdle: MED-STKPavilion 37.8°Culet: NoneDepth 72.3%

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$42,566 HKD|Low: HK$7,453 HKD|High: HK$42,855 HKD|Avg: HK$21,674 HKD|+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 2HK$7,453 HKD
Retailer 5HK$12,781 HKD
Retailer 7HK$14,311 HKD
Retailer 10HK$14,624 HKD
Retailer 3HK$15,304 HKD
Retailer 8HK$16,162 HKD
Retailer 9HK$19,928 HKD
Retailer 6HK$23,310 HKD
Retailer 4HK$25,561 HKD
Retailer 11HK$42,447 HKD
MOH LondonHK$42,566 HKD

12 data points across 11 retailers

11 retailersHK$7,453 HKD to HK$42,566 HKD

A
Cheapest Retailer
-
HK$7,453 HKD
$950 USD
B+
Retailer 2
-
HK$12,781 HKD
$1,629 USD
View
B+
Retailer 3
-
HK$13,903 HKD
$1,772 USD
View
B+
Retailer 4
-
HK$14,311 HKD
$1,824 USD
View
Final sale: no returns
Retailer 5
-
HK$14,828 HKD
$1,890 USD
View
Price last confirmed 18 days ago
B+
Retailer 6
-
HK$14,828 HKD
$1,890 USD
View
B+
Retailer 7
-
HK$16,162 HKD
$2,060 USD
View
B
Retailer 8
-
HK$23,310 HKD
$2,971 USD
View
B
Retailer 9
-
HK$25,561 HKD
$3,258 USD
View
B
Retailer 10
-
HK$27,789 HKD
$3,542 USD
View
Most Expensive
B
MOH London
LG447099080 · Oct 29
HK$42,566 HKD
£4,272 GBP
View
10 more retailers have this diamond
Prices start from HK$7,453 HKDSave up to HK$35,113 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
1.70ct Princess
HK$7,453 HKD