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Round|Lab Grown|IGI

1.51ct H VS1 Round Lab Grown Diamond

ID • H/VS1 • IGI LG778670812

Shape and cutting style on the report: Round brilliant

Certificate IGI LG778670812

Diamond specifications and retailer prices

From HK$1,616 HKD
As of November 3, 2026
Save HK$7,720 HKD (83%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: HK$9,336 HKD at MOH London · As of November 5, 2026
View at MOH London

About this 1.51ct lab-grown round diamond

This 1.51ct lab-grown round sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG778670812 or 778670812. Listed at 19 retailers as of November 3, 2026, with prices from HK$1,616 to HK$9,336, a HK$7,720 spread on the same certified stone. MOH London lists it at HK$9,336. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
H
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.8°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG778670812
Dimensions7.41 × 7.35 × 4.53 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.41 mm7.35 mm1.51 ctH / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG778670812
Side View
Table 57.0%Crown 33.8°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 61.4%

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 3
Current: HK$9,336 HKD|Low: HK$1,585 HKD|High: HK$9,366 HKD|Avg: HK$4,410 HKD|+12.6%
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
November 5, 2026
Retailer 6HK$1,616 HKD
Retailer 16HK$1,805 HKD
Retailer 15HK$1,875 HKD
Retailer 12HK$2,001 HKD
Retailer 7HK$2,016 HKD
Retailer 11HK$3,452 HKD
Retailer 3HK$3,468 HKD
Retailer 8HK$3,507 HKD
Retailer 14HK$4,598 HKD
Retailer 10HK$4,660 HKD
Retailer 9HK$5,304 HKD
Retailer 2HK$5,649 HKD
Retailer 13HK$6,441 HKD
Retailer 4HK$6,520 HKD
Retailer 5HK$6,849 HKD
MOH LondonHK$9,336 HKD

36 data points across 16 retailers

19 retailersHK$1,616 HKD to HK$9,336 HKD

A
Cheapest Retailer
-
HK$1,616 HKD
Retailer 2
-
HK$1,640 HKD
View
Price last confirmed 48 days ago
A
Retailer 3
-
HK$1,805 HKD
View
Final sale: no returns
A
Retailer 4
-
HK$1,875 HKD
View
Retailer 5
-
HK$2,001 HKD
View
Price last confirmed 47 days ago
A
Retailer 6
-
HK$2,001 HKD
View
Retailer 7
-
HK$2,016 HKD
View
Price last confirmed 11 days ago
A
Retailer 8
-
HK$3,452 HKD
View
B+
Retailer 9
-
HK$3,468 HKD
View
A
Retailer 10
-
HK$3,507 HKD
View
A
Retailer 11
-
HK$4,598 HKD
View
A
Retailer 12
-
HK$4,660 HKD
View
B+
Retailer 13
-
HK$5,304 HKD
View
B+
Retailer 14
-
HK$5,649 HKD
View
B+
Retailer 15
-
HK$6,441 HKD
View
Retailer 16
-
HK$6,512 HKD
View
Price last confirmed 45 days ago
B+
Retailer 17
-
HK$6,520 HKD
View
B+
Retailer 18
-
HK$6,849 HKD
View
Most Expensive
B
MOH London
LG778670812 · Nov 5
HK$9,336 HKD
£937 GBP
View
18 more retailers have this diamond
Prices start from HK$1,616 HKDSave up to HK$7,720 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
1.51ct Round
HK$1,616 HKD