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Heart|Lab Grown|IGI

0.91ct F VVS2 Heart Lab Grown Diamond

ID • F/VVS2 • IGI LG591378159

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG591378159

Diamond specifications and retailer prices

From HK$1,138 HKD
$145 USD
As of November 2, 2026
Save HK$5,449 HKD (83%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: HK$6,587 HKD at MOH London · As of November 1, 2026
View at MOH London

About this 0.91ct lab-grown heart diamond

This 0.91ct lab-grown heart sits in the just-under-one-carat band, graded F colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG591378159 or 591378159. Listed at 19 retailers as of November 1, 2026, with prices from HK$1,138 to HK$6,587, a HK$5,449 spread on the same certified stone. MOH London lists it at HK$6,587. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.91
Carat
F
Colour
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.7°
Pavilion angle38.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG591378159
Dimensions6.28 × 6.64 × 3.86 mm
L/W Ratio1.06
Girdle conditionFaceted
Culet sizePointed
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
6.28 mm6.64 mm0.91 ctF / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG591378159
Side View
Table 62.0%Crown 38.7°Girdle: MED-STKPavilion 38.1°Culet: NoneDepth 58.1%

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 2
Current: HK$6,587 HKD|Low: HK$1,130 HKD|High: HK$6,915 HKD|Avg: HK$3,021 HKD|-3.8%
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
November 2, 2026
Retailer 6HK$1,138 HKD
Retailer 4HK$1,318 HKD
Retailer 9HK$1,318 HKD
Retailer 3HK$1,412 HKD
Retailer 16HK$1,412 HKD
Retailer 10HK$2,428 HKD
Retailer 13HK$2,472 HKD
Retailer 17HK$2,542 HKD
Retailer 12HK$2,560 HKD
Retailer 5HK$2,613 HKD
Retailer 14HK$2,900 HKD
Retailer 11HK$3,514 HKD
Retailer 2HK$3,609 HKD
Retailer 15HK$4,527 HKD
Retailer 7HK$4,965 HKD
Retailer 8HK$5,022 HKD
MOH LondonHK$6,587 HKD

45 data points across 17 retailers

19 retailersHK$1,138 HKD to HK$6,587 HKD

A
Cheapest Retailer
-
HK$1,138 HKD
$145 USD
A
Retailer 2
-
HK$1,318 HKD
$168 USD
View
A
Retailer 3
-
HK$1,318 HKD
$168 USD
View
Final sale: no returns
A
Retailer 4
-
HK$1,412 HKD
$180 USD
View
Retailer 5
-
HK$1,412 HKD
$180 USD
View
Price last confirmed 8 days ago
Retailer 6
-
HK$1,444 HKD
$184 USD
View
Price last confirmed 38 days ago
A
Retailer 7
-
HK$2,428 HKD
£244 GBP
View
A
Retailer 8
-
HK$2,472 HKD
€300 EUR
View
A
Retailer 9
-
HK$2,542 HKD
$324 USD
View
A
Retailer 10
-
HK$2,560 HKD
ZAR 5,271 ZAR
View
A
Retailer 11
-
HK$2,613 HKD
$333 USD
View
A
Retailer 12
-
HK$2,900 HKD
£291 GBP
View
B+
Retailer 13
-
HK$3,514 HKD
A$689 AUD
View
B+
Retailer 14
-
HK$3,609 HKD
$460 USD
View
B+
Retailer 15
-
HK$4,527 HKD
$577 USD
View
Retailer 16
-
HK$4,786 HKD
$610 USD
View
Price last confirmed 14 days ago
B
Retailer 17
-
HK$4,965 HKD
$633 USD
View
Retailer 18
-
HK$5,022 HKD
$640 USD
View
Price last confirmed 17 days ago
Most Expensive
B
MOH London
LG591378159 · Nov 1
HK$6,587 HKD
£661 GBP
View
18 more retailers have this diamond
Prices start from HK$1,138 HKDSave up to HK$5,449 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
0.91ct Heart
HK$1,138 HKD