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Asscher|Lab Grown|IGI

1.78ct D VS1 Asscher Lab Grown Diamond

EX • D/VS1 • IGI LG689573830

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG689573830

Diamond specifications and retailer prices

From HK$2,628 HKD
$335 USD
As of October 28, 2026
Save HK$13,063 HKD (83%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: HK$15,691 HKD at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

About this 1.78ct lab-grown asscher diamond

This 1.78ct lab-grown asscher sits in the one-and-a-half to two carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG689573830 or 689573830. Listed at 17 retailers as of October 28, 2026, with prices from HK$2,628 to HK$15,691, a HK$13,063 spread on the same certified stone. Brilliant Earth lists it at HK$15,691. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.78
Carat
D
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.7°
Pavilion angle42.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG689573830
Dimensions6.66 × 6.61 × 4.48 mm
L/W Ratio1.01
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.66 mm6.61 mm1.78 ctD / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG689573830
Side View
Table 64.0%Crown 35.7°Girdle: MediumPavilion 42.5°Culet: NoneDepth 67.8%

Caratlytics Score

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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: Oct 28
Current: HK$15,691 HKD|Low: HK$2,314 HKD|High: HK$17,574 HKD|Avg: HK$7,329 HKD|-9.5%
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
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
October 30, 2026
Retailer 6HK$2,628 HKD
Retailer 14HK$2,919 HKD
Retailer 17HK$3,265 HKD
Retailer 3HK$4,158 HKD
Retailer 11HK$4,350 HKD
Retailer 8HK$4,770 HKD
Retailer 13HK$5,014 HKD
Retailer 2HK$5,178 HKD
Retailer 5HK$5,594 HKD
Retailer 4HK$5,625 HKD
Retailer 12HK$6,803 HKD
Retailer 10HK$9,326 HKD
Retailer 7HK$9,754 HKD
Retailer 16HK$11,180 HKD
Retailer 18HK$11,219 HKD
Retailer 15HK$11,708 HKD
Retailer 9HK$11,867 HKD
Brilliant EarthHK$15,691 HKD

41 data points across 18 retailers

17 retailersHK$2,628 HKD to HK$15,691 HKD

A
Cheapest Retailer
-
HK$2,628 HKD
$335 USD
Final sale: no returns
A
Retailer 2
-
HK$2,919 HKD
$372 USD
View
Retailer 3
-
HK$3,265 HKD
£328 GBP
View
Price last confirmed 13 days ago
A
Retailer 4
-
HK$4,158 HKD
$530 USD
View
A
Retailer 5
-
HK$4,350 HKD
€528 EUR
View
A
Retailer 6
-
HK$4,770 HKD
$608 USD
View
A
Retailer 7
-
HK$5,014 HKD
ZAR 10,324 ZAR
View
A
Retailer 8
-
HK$5,178 HKD
£520 GBP
View
B+
Retailer 9
-
HK$5,594 HKD
$713 USD
View
B+
Retailer 10
-
HK$5,625 HKD
$717 USD
View
B+
Retailer 11
-
HK$6,803 HKD
A$1,334 AUD
View
B
Retailer 12
-
HK$9,754 HKD
$1,243 USD
View
Retailer 13
-
HK$11,180 HKD
$1,425 USD
View
Price last confirmed 9 days ago
B
Retailer 14
-
HK$11,219 HKD
$1,430 USD
View
B
Retailer 15
-
HK$11,708 HKD
£1,175 GBP
View
B
Retailer 16
-
HK$11,867 HKD
$1,513 USD
View
Most Expensive
B
Brilliant Earth
13550683A · Oct 28
HK$15,691 HKD
$2,000 USD
View
16 more retailers have this diamond
Prices start from HK$2,628 HKDSave up to HK$13,063 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
1.78ct Asscher
HK$2,628 HKD