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Heart|Lab Grown|IGI

0.99ct D VVS1 Heart Lab Grown Diamond

ID • D/VVS1 • IGI LG591305948

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG591305948

Diamond specifications and retailer prices

From HK$1,381 HKD
$176 USD
As of October 30, 2026
Save HK$11,074 HKD (89%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: HK$12,455 HKD at Queensmith · As of October 27, 2026
View at Queensmith

About this 0.99ct lab-grown heart diamond

This 0.99ct lab-grown heart sits in the just-under-one-carat band, graded D colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG591305948 or 591305948. Listed at 19 retailers as of October 27, 2026, with prices from HK$1,381 to HK$12,455, a HK$11,074 spread on the same certified stone. Queensmith lists it at HK$12,455. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.99
Carat
D
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.2°
Pavilion angle44.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG591305948
Dimensions5.98 × 6.89 × 4.17 mm
L/W Ratio1.15
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
5.98 mm6.89 mm0.99 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG591305948
Side View
Table 54.0%Crown 33.2°Girdle: THN-STKPavilion 44.6°Culet: NoneDepth 60.5%

Caratlytics Score

How it works →
A+
Exceptional
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 30
Current: HK$3,046 HKD|Low: HK$1,381 HKD|High: HK$8,450 HKD|Avg: HK$3,646 HKD|-2.4%
Retailer 1
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 7HK$1,381 HKD
Retailer 5HK$1,538 HKD
Retailer 4HK$1,601 HKD
Retailer 3HK$1,710 HKD
Retailer 16HK$1,710 HKD
Retailer 9HK$2,151 HKD
Retailer 6HK$3,044 HKD
Retailer 1HK$3,046 HKD
Retailer 11HK$3,095 HKD
Retailer 2HK$3,366 HKD
Retailer 12HK$4,268 HKD
Retailer 14HK$5,508 HKD
Retailer 13HK$5,814 HKD
Retailer 8HK$5,931 HKD
Retailer 10HK$8,051 HKD
Retailer 15HK$8,395 HKD

36 data points across 16 retailers

19 retailersHK$1,381 HKD to HK$12,455 HKD

A+
Cheapest Retailer
-
HK$1,381 HKD
$176 USD
A
Retailer 2
-
HK$1,538 HKD
$196 USD
View
Final sale: no returns
A
Retailer 3
-
HK$1,601 HKD
$204 USD
View
A
Retailer 4
-
HK$1,710 HKD
$218 USD
View
A
Retailer 5
-
HK$1,710 HKD
$218 USD
View
Retailer 6
-
HK$1,765 HKD
$225 USD
View
Price last confirmed 36 days ago
A
Retailer 7
-
HK$2,151 HKD
£216 GBP
View
A
Retailer 8
-
HK$3,044 HKD
$388 USD
View
A
Retailer 9
-
HK$3,046 HKD
£306 GBP
View
A
Retailer 10
-
HK$3,095 HKD
ZAR 6,372 ZAR
View
A
Retailer 11
-
HK$3,366 HKD
$429 USD
View
B+
Retailer 12
-
HK$4,268 HKD
A$837 AUD
View
B+
Retailer 13
-
HK$4,292 HKD
$547 USD
View
B+
Retailer 14
-
HK$5,508 HKD
$702 USD
View
Retailer 15
-
HK$5,814 HKD
$741 USD
View
Price last confirmed 11 days ago
B
Retailer 16
-
HK$5,931 HKD
$756 USD
View
B
Retailer 17
-
HK$8,051 HKD
£808 GBP
View
Retailer 18
-
HK$8,395 HKD
$1,070 USD
View
Price last confirmed 8 days ago
Most Expensive
B
Queensmith
LG591305948 · Oct 27
HK$12,455 HKD
£1,250 GBP
View
18 more retailers have this diamond
Prices start from HK$1,381 HKDSave up to HK$11,074 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+
0.99ct Heart
HK$1,381 HKD