CaratHunter
Plans
Emerald|Lab Grown|IGI

31.07ct F VS1 Emerald Lab Grown Diamond

ID • F/VS1 • IGI LG756548812

Shape and cutting style on the report: Emerald cut

Certificate IGI LG756548812

Diamond specifications and retailer prices

From HK$237,387 HKD
$30,257 USD
As of October 26, 2026
Save HK$8,167 HKD (3%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: HK$532,040 HKD at Adiamor · As of October 31, 2026
View at Adiamor

About this 31.07ct lab-grown emerald diamond

This 31.07ct lab-grown emerald sits in the over five carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG756548812 or 756548812. Listed at 8 retailers as of October 26, 2026, with a relatively tight 3% spread, which is unusual at this carat range and suggests competitive pricing across the listings. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

31.07
Carat
F
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle42.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG756548812
Dimensions21.03 × 14.81 × 9.71 mm
L/W Ratio1.42
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
21.03 mm14.81 mm31.07 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG756548812
Side View
Table 65.0%Crown 35.1°Girdle: Slightly ThickPavilion 42.9°Culet: LargeDepth 65.6%

Caratlytics Score

How it works →
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 26
Current: HK$532,040 HKD|Low: HK$237,387 HKD|High: HK$715,957 HKD|Avg: HK$407,301 HKD|-3.2%
Adiamor
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 29, 2026
Retailer 3HK$237,387 HKD
Retailer 7HK$237,599 HKD
Retailer 4HK$245,555 HKD
Retailer 5HK$282,579 HKD
Retailer 9HK$314,930 HKD
Retailer 2HK$480,266 HKD
Retailer 6HK$499,614 HKD
AdiamorHK$532,040 HKD
Retailer 8HK$607,972 HKD

21 data points across 9 retailers

8 retailersHK$237,387 HKD to HK$245,555 HKD

B
Cheapest Retailer
-
HK$237,387 HKD
$30,257 USD
B
Retailer 2
-
HK$237,599 HKD
$30,284 USD
View
B
Retailer 3
-
HK$245,555 HKD
$31,298 USD
View
Retailer 4
-
HK$282,579 HKD
$36,017 USD
View
Price last confirmed 20 days ago
Retailer 5
-
HK$480,266 HKD
€58,299 EUR
View
Price under review
Retailer 6
-
HK$499,614 HKD
$63,680 USD
View
Price under review
Most Expensive
Adiamor
D-82351325 · Oct 31
HK$532,040 HKD
$67,813 USD
View
Price under review
6 more retailers have this diamond
Prices start from HK$237,387 HKDSave up to HK$8,167 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
31.07ct Emerald
HK$237,387 HKD