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Princess|Lab Grown|IGI

1.09ct D SI1 Princess Lab Grown Diamond

EX • D/SI1 • IGI LG839620562

Shape and cutting style on the report: Princess cut

Certificate IGI LG839620562

Diamond specifications and retailer prices

From HK$1,326 HKD
$169 USD
As of October 30, 2026
Save HK$4,088 HKD (76%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: HK$5,414 HKD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.09ct lab-grown princess diamond

This 1.09ct lab-grown princess sits in the classic one-carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG839620562 or 839620562. Listed at 3 retailers as of October 30, 2026, with prices from HK$1,326 to HK$5,414, a HK$4,088 spread on the same certified stone. Brilliant Earth lists it at HK$5,414. 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

1.09
Carat
D
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.6°
Pavilion angle39.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG839620562
Dimensions5.63 × 5.60 × 4.05 mm
L/W Ratio1.01
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
5.63 mm5.60 mm1.09 ctD / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG839620562
Side View
Table 67.0%Crown 40.6°Girdle: MediumPavilion 39.7°Culet: NoneDepth 72.3%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 30
Current: HK$5,414 HKD|Low: HK$1,326 HKD|High: HK$5,414 HKD|Avg: HK$3,401 HKD
Brilliant Earth
Retailer 2
Retailer 3
November 1, 2026
Retailer 3HK$1,326 HKD
Retailer 2HK$2,630 HKD
Brilliant EarthHK$5,414 HKD

28 data points across 3 retailers

3 retailersHK$1,326 HKD to HK$5,414 HKD

A
Cheapest Retailer
-
HK$1,326 HKD
$169 USD
Final sale: no returns
B+
Retailer 2
-
HK$2,630 HKD
£264 GBP
View
Most Expensive
B
Brilliant Earth
21602432A · Oct 31
HK$5,414 HKD
$690 USD
View
2 more retailers have this diamond
Prices start from HK$1,326 HKDSave up to HK$4,088 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
1.09ct Princess
HK$1,326 HKD