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Heart|Lab Grown|GCAL

1.63ct G SI1 Heart Lab Grown Diamond

EX • G/SI1 • GCAL 302670874

Shape and cutting style on the report: Heart brilliant

Certificate GCAL 302670874

Diamond specifications and retailer prices

From HK$2,508 HKD
As of November 6, 2026
Save HK$10,850 HKD (81%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: HK$13,358 HKD at MOH London · As of November 5, 2026
View at MOH London

About this 1.63ct lab-grown heart diamond

This 1.63ct lab-grown heart sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GCAL 302670874. Listed at 7 retailers as of November 5, 2026, with prices from HK$2,508 to HK$13,358, a HK$10,850 spread on the same certified stone. MOH London lists it at HK$13,358. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.63
Carat
G
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.4°
Pavilion angle41.9°
OriginLab Grown
Grading LabGCAL
CertificateGCAL 302670874
Dimensions7.19 × 8.36 × 4.69 mm
L/W Ratio1.16
Culet sizeNone
Top View
7.19 mm8.36 mm1.63 ctG / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGCAL 302670874
Side View
Table 66.0%Crown 37.4°GirdlePavilion 41.9°Culet: NoneDepth 56.1%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: HK$13,358 HKD|Low: HK$2,406 HKD|High: HK$13,557 HKD|Avg: HK$6,569 HKD|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 5, 2026
Retailer 3HK$2,508 HKD
Retailer 6HK$2,908 HKD
Retailer 7HK$3,785 HKD
Retailer 5HK$5,047 HKD
Retailer 8HK$5,431 HKD
Retailer 2HK$9,107 HKD
Retailer 4HK$11,019 HKD
MOH LondonHK$13,358 HKD

15 data points across 8 retailers

7 retailersHK$2,508 HKD to HK$13,358 HKD

A
Cheapest Retailer
-
HK$2,508 HKD
A
Retailer 2
-
HK$2,908 HKD
View
B+
Retailer 3
-
HK$3,785 HKD
View
B+
Retailer 4
-
HK$5,047 HKD
View
B
Retailer 5
-
HK$9,107 HKD
View
B
Retailer 6
-
HK$11,019 HKD
View
Most Expensive
B
MOH London
302670874 · Nov 5
HK$13,358 HKD
£1,342 GBP
View
6 more retailers have this diamond
Prices start from HK$2,508 HKDSave up to HK$10,850 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
1.63ct Heart
HK$2,508 HKD