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Emerald|Lab Grown|IGI

0.51ct D VS1 Emerald Lab Grown Diamond

VG • D/VS1 • IGI LG837659979

Shape and cutting style on the report: Emerald cut

Certificate IGI LG837659979

Diamond specifications and retailer prices

From HK$737 HKD
$94 USD
As of October 29, 2026
Save HK$6,008 HKD (89%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: HK$6,746 HKD at MOH London · As of October 25, 2026
View at MOH London

About this 0.51ct lab-grown emerald diamond

This 0.51ct lab-grown emerald sits in the half to three-quarter carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a very-good cut grade and certified by IGI LG837659979 or 837659979. Listed at 18 retailers as of October 25, 2026, with prices from HK$737 to HK$6,746, a HK$6,008 spread on the same certified stone. MOH London lists it at HK$6,746. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

0.51
Carat
D
Colour
VS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle36.6°
Pavilion angle33°
OriginLab Grown
Grading LabIGI
CertificateIGI LG837659979
Dimensions5.25 × 3.73 × 2.58 mm
L/W Ratio1.41
Culet sizeLarge
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
5.25 mm3.73 mm0.51 ctD / VS1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG837659979
Side View
Table 70.0%Crown 36.6°Girdle: Slightly ThickPavilion 33°Culet: LargeDepth 69.2%

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 29
Current: HK$6,746 HKD|Low: HK$737 HKD|High: HK$6,766 HKD|Avg: HK$2,468 HKD|-0.3%
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
Retailer 17
October 30, 2026
Retailer 8HK$737 HKD
Retailer 4HK$824 HKD
Retailer 6HK$973 HKD
Retailer 16HK$973 HKD
Retailer 15HK$1,240 HKD
Retailer 12HK$1,656 HKD
Retailer 10HK$1,705 HKD
Retailer 2HK$1,735 HKD
Retailer 14HK$1,765 HKD
Retailer 11HK$2,213 HKD
Retailer 17HK$2,511 HKD
Retailer 3HK$2,738 HKD
Retailer 7HK$2,950 HKD
Retailer 13HK$3,287 HKD
Retailer 9HK$3,409 HKD
Retailer 5HK$6,716 HKD
MOH LondonHK$6,746 HKD

16 data points across 17 retailers

18 retailersHK$737 HKD to HK$6,746 HKD

A
Cheapest Retailer
-
HK$737 HKD
$94 USD
A
Retailer 2
-
HK$824 HKD
$105 USD
View
Final sale: no returns
A
Retailer 3
-
HK$973 HKD
$124 USD
View
A
Retailer 4
-
HK$973 HKD
$124 USD
View
A
Retailer 5
-
HK$1,240 HKD
$158 USD
View
A
Retailer 6
-
HK$1,656 HKD
ZAR 3,409 ZAR
View
B+
Retailer 7
-
HK$1,705 HKD
€207 EUR
View
B+
Retailer 8
-
HK$1,735 HKD
£174 GBP
View
B+
Retailer 9
-
HK$1,765 HKD
$225 USD
View
B+
Retailer 10
-
HK$2,213 HKD
£222 GBP
View
B+
Retailer 11
-
HK$2,354 HKD
$300 USD
View
B
Retailer 12
-
HK$2,511 HKD
$320 USD
View
B+
Retailer 13
-
HK$2,738 HKD
$349 USD
View
B
Retailer 14
-
HK$2,950 HKD
$376 USD
View
B
Retailer 15
-
HK$3,287 HKD
$419 USD
View
B
Retailer 16
-
HK$3,409 HKD
$435 USD
View
B
Retailer 17
-
HK$6,716 HKD
$856 USD
View
Most Expensive
B
MOH London
LG837659979 · Oct 25
HK$6,746 HKD
£677 GBP
View
17 more retailers have this diamond
Prices start from HK$737 HKDSave up to HK$6,008 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
0.51ct Emerald
HK$737 HKD