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Heart|Lab Grown|GCAL

1.00ct D SI1 Heart Lab Grown Diamond

VG • D/SI1 • GCAL 340810524

Shape and cutting style on the report: Heart brilliant

Certificate GCAL 340810524

Diamond specifications and retailer prices

From HK$1,695 HKD
$216 USD
As of October 30, 2026
Save HK$7,582 HKD (82%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: HK$9,277 HKD at MOH London · As of November 1, 2026
View at MOH London

About this 1ct lab-grown heart diamond

This 1ct lab-grown heart sits in the classic one-carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by GCAL 340810524. Listed at 7 retailers as of October 30, 2026, with prices from HK$1,695 to HK$9,277, a HK$7,582 spread on the same certified stone. MOH London lists it at HK$9,277. 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

1.00
Carat
D
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishGood
SymmetryGood
FluorescenceNone
Crown angle35.5°
Pavilion angle40.4°
OriginLab Grown
Grading LabGCAL
CertificateGCAL 340810524
Dimensions7.04 × 6.09 × 3.92 mm
L/W Ratio1.16
Culet sizeNone
Top View
7.04 mm6.09 mm1.00 ctD / SI1
OriginLab Grown
CutVery Good
PolishGood
SymmetryGood
FluorescenceNone
CertificateGCAL 340810524
Side View
Table 57.0%Crown 35.5°GirdlePavilion 40.4°Culet: NoneDepth 55.7%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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$9,277 HKD|Low: HK$1,624 HKD|High: HK$9,386 HKD|Avg: HK$4,540 HKD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 1, 2026
Retailer 3HK$1,695 HKD
Retailer 6HK$1,961 HKD
Retailer 7HK$2,212 HKD
Retailer 5HK$3,585 HKD
Retailer 8HK$3,766 HKD
Retailer 2HK$6,763 HKD
Retailer 4HK$7,438 HKD
MOH LondonHK$9,277 HKD

12 data points across 8 retailers

7 retailersHK$1,695 HKD to HK$9,277 HKD

B+
Cheapest Retailer
-
HK$1,695 HKD
$216 USD
B+
Retailer 2
-
HK$1,961 HKD
$250 USD
View
B+
Retailer 3
-
HK$2,212 HKD
$282 USD
View
B
Retailer 4
-
HK$3,585 HKD
$457 USD
View
B
Retailer 5
-
HK$6,763 HKD
$862 USD
View
C
Retailer 6
-
HK$7,438 HKD
$948 USD
View
Most Expensive
C
MOH London
340810524 · Nov 1
HK$9,277 HKD
£931 GBP
View
6 more retailers have this diamond
Prices start from HK$1,695 HKDSave up to HK$7,582 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.

B+
1.00ct Heart
HK$1,695 HKD