CaratHunter
Plans
Asscher|Lab Grown|IGI

1.66ct E VVS1 Asscher Lab Grown Diamond

ID • E/VVS1 • IGI LG678580362

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG678580362

Diamond specifications and retailer prices

From HK$2,573 HKD
$328 USD
As of November 1, 2026
Save HK$16,413 HKD (86%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: HK$18,987 HKD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.66ct lab-grown asscher diamond

This 1.66ct lab-grown asscher sits in the one-and-a-half to two carat band, graded E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG678580362 or 678580362. Listed at 25 retailers as of October 31, 2026, with prices from HK$2,573 to HK$18,987, a HK$16,413 spread on the same certified stone. Brilliant Earth lists it at HK$18,987. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.66
Carat
E
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.9°
Pavilion angle37.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG678580362
Dimensions6.60 × 6.46 × 4.12 mm
L/W Ratio1.02
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.60 mm6.46 mm1.66 ctE / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG678580362
Side View
Table 60.0%Crown 31.9°Girdle: Slightly ThickPavilion 37.7°Culet: NoneDepth 63.8%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: HK$18,987 HKD|Low: HK$2,856 HKD|High: HK$22,282 HKD|Avg: HK$8,173 HKD|-14.8%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 2, 2026
Retailer 3HK$2,856 HKD
Retailer 2HK$3,021 HKD
Retailer 4HK$3,844 HKD
Retailer 9HK$4,679 HKD
Retailer 7HK$4,926 HKD
Retailer 6HK$5,060 HKD
Retailer 11HK$6,645 HKD
Retailer 13HK$7,359 HKD
Retailer 8HK$8,975 HKD
Retailer 5HK$10,019 HKD
Retailer 10HK$11,508 HKD
Retailer 12HK$15,809 HKD
Brilliant EarthHK$18,987 HKD

36 data points across 13 retailers

25 retailersHK$2,573 HKD to HK$18,987 HKD

A
Cheapest Retailer
-
HK$2,573 HKD
$328 USD
Final sale: no returns
Retailer 2
-
HK$2,856 HKD
$364 USD
View
Price last confirmed 8 days ago
A
Retailer 3
-
HK$3,021 HKD
£303 GBP
View
A
Retailer 4
-
HK$3,214 HKD
View
B+
Retailer 5
-
HK$3,844 HKD
$490 USD
View
A
Retailer 6
-
HK$4,080 HKD
$520 USD
View
A
Retailer 7
-
HK$4,490 HKD
€545 EUR
View
A
Retailer 8
-
HK$4,679 HKD
€568 EUR
View
A
Retailer 9
-
HK$4,926 HKD
ZAR 10,143 ZAR
View
A
Retailer 10
-
HK$4,943 HKD
$630 USD
View
A
Retailer 11
-
HK$5,060 HKD
£508 GBP
View
B+
Retailer 12
-
HK$5,845 HKD
$745 USD
View
B+
Retailer 13
-
HK$6,645 HKD
A$1,303 AUD
View
B+
Retailer 14
-
HK$7,359 HKD
$938 USD
View
B+
Retailer 15
-
HK$8,975 HKD
A$1,760 AUD
View
B
Retailer 16
-
HK$9,167 HKD
SGD 1,579 SGD
View
B
Retailer 17
-
HK$9,562 HKD
$1,219 USD
View
B
Retailer 18
-
HK$10,019 HKD
$1,277 USD
View
B
Retailer 19
-
HK$10,045 HKD
£1,008 GBP
View
B
Retailer 20
-
HK$11,120 HKD
£1,116 GBP
View
B+
Retailer 21
-
HK$11,508 HKD
£1,155 GBP
View
B
Retailer 22
-
HK$11,709 HKD
$1,492 USD
View
B
Retailer 23
-
HK$11,965 HKD
$1,525 USD
View
B
Retailer 24
-
HK$15,809 HKD
$2,015 USD
View
Most Expensive
B
Brilliant Earth
13678808A · Oct 31
HK$18,987 HKD
$2,420 USD
View
24 more retailers have this diamond
Prices start from HK$2,573 HKDSave up to HK$16,413 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 Asscher
HK$2,573 HKD