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Cushion|Lab Grown|IGI

3.71ct F VVS1 Cushion Lab Grown Diamond

ID • F/VVS1 • IGI LG787638139

Certificate IGI LG787638139

Diamond specifications and retailer prices

From HK$41,106 HKD
$5,239 USD
As of November 3, 2026
Save HK$17,740 HKD (30%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: HK$58,846 HKD at Zales · As of November 2, 2026
View at Zales

About this 3.71ct lab-grown cushion diamond

This 3.71ct lab-grown cushion sits in the three to five carat band, graded F colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG787638139 or 787638139. Listed at 4 retailers as of November 2, 2026, with prices from HK$41,106 to HK$58,846, a HK$17,740 spread on the same certified stone. Zales lists it at HK$58,846. 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

3.71
Carat
F
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
CertificateIGI LG787638139
Dimensions9.23 × 8.96 × 6.14 mm
L/W Ratio1.03
Top View
9.23 mm8.96 mm3.71 ctF / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG787638139
Side View
Table 62.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 68.5%

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: Nov 3
Current: HK$41,106 HKD|Low: HK$41,106 HKD|High: HK$58,846 HKD|Avg: HK$53,149 HKD
Retailer 1
Retailer 2
Retailer 3
Zales
September 26, 2026
Retailer 1HK$41,106 HKD
Retailer 3HK$49,038 HKD
Retailer 2HK$58,846 HKD
ZalesHK$58,846 HKD

4 data points across 4 retailers

4 retailersHK$41,106 HKD to HK$58,846 HKD

B
Cheapest Retailer
-
HK$41,106 HKD
$5,239 USD
B
Retailer 2
-
HK$49,038 HKD
$6,250 USD
View
B
Retailer 3
-
HK$58,846 HKD
$7,500 USD
View
Most Expensive
B
Zales
528302523 · Nov 2
HK$58,846 HKD
$7,500 USD
View
3 more retailers have this diamond
Prices start from HK$41,106 HKDSave up to HK$17,740 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
3.71ct Cushion
HK$41,106 HKD