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Heart|Lab Grown|IGI

1.66ct F VVS1 Heart Lab Grown Diamond

EX • F/VVS1 • IGI LG762512021

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG762512021

Diamond specifications and retailer prices

From HK$1,962 HKD
$250 USD
As of November 2, 2026
Save HK$8,380 HKD (81%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: HK$10,341 HKD at With Clarity · As of November 3, 2026
View at With Clarity

About this 1.66ct lab-grown heart diamond

This 1.66ct lab-grown heart sits in the one-and-a-half to two carat band, graded F colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG762512021 or 762512021. Listed at 11 retailers as of November 2, 2026, with prices from HK$1,962 to HK$10,341, a HK$8,380 spread on the same certified stone. With Clarity lists it at HK$10,341. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.66
Carat
F
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.8°
Pavilion angle39.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG762512021
Dimensions7.25 × 8.05 × 4.76 mm
L/W Ratio1.11
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.25 mm8.05 mm1.66 ctF / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG762512021
Side View
Table 59.0%Crown 34.8°Girdle: STK-THKPavilion 39.8°Culet: NoneDepth 59.1%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: HK$9,745 HKD|Low: HK$1,883 HKD|High: HK$10,710 HKD|Avg: HK$6,900 HKD|-4.4%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
With Clarity
November 2, 2026
Retailer 9HK$1,962 HKD
Retailer 7HK$2,585 HKD
Retailer 5HK$4,012 HKD
Retailer 2HK$4,718 HKD
Retailer 12HK$5,022 HKD
Retailer 6HK$5,666 HKD
Retailer 8HK$7,469 HKD
Retailer 3HK$7,595 HKD
Retailer 4HK$8,334 HKD
Retailer 10HK$8,795 HKD
Retailer 1HK$9,745 HKD
Retailer 11HK$9,807 HKD
With ClarityHK$10,137 HKD

29 data points across 13 retailers

11 retailersHK$1,962 HKD to HK$10,341 HKD

A
Cheapest Retailer
-
HK$1,962 HKD
$250 USD
A
Retailer 2
-
HK$2,275 HKD
$290 USD
View
A
Retailer 3
-
HK$4,012 HKD
€487 EUR
View
B+
Retailer 4
-
HK$5,022 HKD
$640 USD
View
B+
Retailer 5
-
HK$5,666 HKD
A$1,111 AUD
View
B
Retailer 6
-
HK$7,469 HKD
$952 USD
View
B
Retailer 7
-
HK$7,815 HKD
$996 USD
View
B
Retailer 8
-
HK$8,795 HKD
$1,121 USD
View
B
Retailer 9
-
HK$9,745 HKD
£978 GBP
View
Retailer 10
-
HK$9,807 HKD
SGD 1,689 SGD
View
Price last confirmed 22 days ago
Most Expensive
B
With Clarity
762512021 · Nov 3
HK$10,341 HKD
$1,318 USD
View
10 more retailers have this diamond
Prices start from HK$1,962 HKDSave up to HK$8,380 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
1.66ct Heart
HK$1,962 HKD