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Princess|Lab Grown|IGI

1.91ct F VS2 Princess Lab Grown Diamond

ID • F/VS2 • IGI LG508138491

Shape and cutting style on the report: Princess cut

Certificate IGI LG508138491

Diamond specifications and retailer prices

From HK$18,751 HKD
$2,390 USD
As of October 31, 2026
Save HK$5,845 HKD (24%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: HK$36,365 HKD at Loose Grown Diamond · As of November 1, 2026
View at Loose Grown Diamond

About this 1.91ct lab-grown princess diamond

This 1.91ct lab-grown princess sits in the one-and-a-half to two carat band, graded F colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG508138491 or 508138491. Listed at 15 retailers as of October 31, 2026, with a 31% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.91
Carat
F
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.4°
Pavilion angle38.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG508138491
Dimensions7.07 × 6.88 × 4.73 mm
L/W Ratio1.03
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
7.07 mm6.88 mm1.91 ctF / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG508138491
Side View
Table 71.0%Crown 43.4°Girdle: MediumPavilion 38.1°Culet: NoneDepth 68.8%

Caratlytics Score

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B
Good
Decent quality, room for better deals
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: HK$36,365 HKD|Low: HK$18,751 HKD|High: HK$63,331 HKD|Avg: HK$35,136 HKD|+0.5%
Loose Grown Diamond
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
November 2, 2026
Retailer 10HK$18,751 HKD
Retailer 9HK$20,124 HKD
Retailer 14HK$21,890 HKD
Retailer 3HK$22,525 HKD
Retailer 11HK$23,341 HKD
Retailer 5HK$24,596 HKD
Retailer 2HK$31,521 HKD
Retailer 13HK$32,081 HKD
Retailer 8HK$34,254 HKD
Loose Grown DiamondHK$36,365 HKD
Retailer 4HK$44,240 HKD
Retailer 6HK$61,765 HKD
Retailer 12HK$62,318 HKD
Retailer 7HK$62,494 HKD

44 data points across 14 retailers

15 retailersHK$18,751 HKD to HK$24,596 HKD

B
Cheapest Retailer
-
HK$18,751 HKD
$2,390 USD
B
Retailer 2
-
HK$20,124 HKD
$2,565 USD
View
B
Retailer 3
-
HK$21,890 HKD
$2,790 USD
View
B
Retailer 4
-
HK$22,525 HKD
$2,871 USD
View
Final sale: no returns
Retailer 5
-
HK$23,341 HKD
$2,975 USD
View
Price last confirmed 20 days ago
B
Retailer 6
-
HK$23,341 HKD
$2,975 USD
View
B
Retailer 7
-
HK$24,596 HKD
$3,135 USD
View
Retailer 8
-
HK$31,521 HKD
£3,164 GBP
View
Price under review
Retailer 9
-
HK$32,081 HKD
$4,089 USD
View
Price under review
Retailer 10
-
HK$34,254 HKD
$4,366 USD
View
Price under review
Most Expensive
Loose Grown Diamond
508138491 · Nov 1
HK$36,365 HKD
$4,635 USD
View
Price under review
10 more retailers have this diamond
Prices start from HK$18,751 HKDSave up to HK$5,845 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.

B
1.91ct Princess
HK$18,751 HKD