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Heart|Lab Grown|GCAL

1.70ct E VS2 Heart Lab Grown Diamond

EX • E/VS2 • GCAL 312790130

Shape and cutting style on the report: Heart brilliant

Certificate GCAL 312790130

Diamond specifications and retailer prices

From HK$9,070 HKD
$1,156 USD
As of October 27, 2026
Save HK$12,695 HKD (58%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: HK$37,368 HKD at MOH London · As of October 27, 2026
View at MOH London

About this 1.7ct lab-grown heart diamond

This 1.7ct lab-grown heart sits in the one-and-a-half to two carat band, graded E colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by GCAL 312790130. Listed at 12 retailers as of October 27, 2026, with a 140% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.70
Carat
E
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle42.2°
OriginLab Grown
Grading LabGCAL
CertificateGCAL 312790130
Dimensions8.34 × 7.07 × 4.98 mm
L/W Ratio1.18
Culet sizeNone
Top View
8.34 mm7.07 mm1.70 ctE / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGCAL 312790130
Side View
Table 60.0%Crown 35°Girdle: MED-THKPavilion 42.2°Culet: NoneDepth 59.7%

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 27
Current: HK$37,368 HKD|Low: HK$5,704 HKD|High: HK$75,639 HKD|Avg: HK$25,152 HKD|-0.8%
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
October 29, 2026
Retailer 6HK$5,704 HKD
Retailer 12HK$9,070 HKD
Retailer 11HK$9,871 HKD
Retailer 2HK$10,522 HKD
Retailer 7HK$14,150 HKD
Retailer 5HK$14,987 HKD
Retailer 15HK$15,065 HKD
Retailer 14HK$17,840 HKD
Retailer 9HK$21,766 HKD
Retailer 8HK$28,326 HKD
Retailer 10HK$28,326 HKD
Retailer 3HK$29,770 HKD
MOH LondonHK$37,368 HKD
Retailer 13HK$41,209 HKD
Retailer 4HK$75,639 HKD

23 data points across 15 retailers

12 retailersHK$9,070 HKD to HK$21,766 HKD

B+
Cheapest Retailer
-
HK$9,070 HKD
$1,156 USD
B+
Retailer 2
-
HK$9,871 HKD
$1,258 USD
View
B+
Retailer 3
-
HK$10,522 HKD
$1,341 USD
View
B
Retailer 4
-
HK$14,987 HKD
$1,910 USD
View
B
Retailer 5
-
HK$17,840 HKD
A$3,498 AUD
View
B
Retailer 6
-
HK$21,766 HKD
$2,774 USD
View
B
Retailer 7
-
HK$28,326 HKD
$3,610 USD
View
Price under review
B
Retailer 8
-
HK$28,326 HKD
$3,610 USD
View
Price under review
B
Retailer 9
-
HK$29,770 HKD
CA$5,270 CAD
View
Price under review
Most Expensive
B
MOH London
312790130 · Oct 27
HK$37,368 HKD
£3,750 GBP
View
Price under review
9 more retailers have this diamond
Prices start from HK$9,070 HKDSave up to HK$12,695 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+
1.70ct Heart
HK$9,070 HKD