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Radiant|Lab Grown|IGI

0.77ct J VS1 Radiant Lab Grown Diamond

EX • J/VS1 • IGI LG788669001

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG788669001

Diamond specifications and retailer prices

From HK$1,483 HKD
$189 USD
As of October 25, 2026
Save HK$5,462 HKD (79%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: HK$6,945 HKD at MOH London · As of October 26, 2026
View at MOH London

About this 0.77ct lab-grown radiant diamond

This 0.77ct lab-grown radiant sits in the just-under-one-carat band, graded J colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG788669001 or 788669001. Listed at 15 retailers as of October 25, 2026, with prices from HK$1,483 to HK$6,945, a HK$5,462 spread on the same certified stone. MOH London lists it at HK$6,945. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.77
Carat
J
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle39.7°
Pavilion angle41.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG788669001
Dimensions6.53 × 4.54 × 3.03 mm
L/W Ratio1.44
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.53 mm4.54 mm0.77 ctJ / VS1
OriginLab Grown
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG788669001
Side View
Table 62.0%Crown 39.7°Girdle: Slightly ThickPavilion 41.4°Culet: NoneDepth 66.7%

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: Oct 25
Current: HK$6,945 HKD|Low: HK$1,145 HKD|High: HK$7,074 HKD|Avg: HK$3,436 HKD|-0.7%
MOH London
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
October 31, 2026
Retailer 3HK$1,193 HKD
Retailer 13HK$1,389 HKD
Retailer 11HK$1,483 HKD
Retailer 2HK$2,496 HKD
Retailer 7HK$2,511 HKD
Retailer 15HK$2,656 HKD
Retailer 16HK$2,715 HKD
Retailer 14HK$3,099 HKD
Retailer 10HK$3,295 HKD
Retailer 4HK$3,319 HKD
Retailer 9HK$3,789 HKD
Retailer 6HK$4,064 HKD
Retailer 8HK$4,441 HKD
Retailer 12HK$4,770 HKD
Retailer 5HK$5,200 HKD
MOH LondonHK$6,945 HKD

26 data points across 16 retailers

15 retailersHK$1,483 HKD to HK$6,945 HKD

Retailer 1
-
HK$1,193 HKD
$152 USD
Price last confirmed 10 days ago
Retailer 2
-
HK$1,389 HKD
$177 USD
View
Price last confirmed 7 days ago
A
Retailer 3
-
HK$1,483 HKD
$189 USD
View
A
Retailer 4
-
HK$1,707 HKD
View
A
Retailer 5
-
HK$2,496 HKD
€303 EUR
View
Retailer 6
-
HK$2,656 HKD
ZAR 5,470 ZAR
View
Price last confirmed 13 days ago
B+
Retailer 7
-
HK$2,715 HKD
$346 USD
View
Retailer 8
-
HK$3,099 HKD
$395 USD
View
Price last confirmed 12 days ago
B+
Retailer 9
-
HK$3,295 HKD
$420 USD
View
B+
Retailer 10
-
HK$3,319 HKD
$423 USD
View
B
Retailer 11
-
HK$3,789 HKD
$483 USD
View
B
Retailer 12
-
HK$4,064 HKD
SGD 700 SGD
View
B
Retailer 13
-
HK$4,770 HKD
$608 USD
View
B
Retailer 14
-
HK$5,200 HKD
$663 USD
View
Most Expensive
B
MOH London
LG788669001 · Oct 26
HK$6,945 HKD
£697 GBP
View
14 more retailers have this diamond
Prices start from HK$1,483 HKDSave up to HK$5,462 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
0.77ct Radiant
HK$1,483 HKD