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Heart|Lab Grown|IGI

1.70ct H VS2 Heart Lab Grown Diamond

ID • H/VS2 • IGI LG512205081

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG512205081

Diamond specifications and retailer prices

From HK$9,023 HKD
As of November 4, 2026
Save HK$19,293 HKD (68%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: HK$31,556 HKD at NZ Jewellers · As of November 4, 2026
View at NZ Jewellers

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 H colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG512205081 or 512205081. Listed at 13 retailers as of November 4, 2026, with a 214% 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
H
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.3°
Pavilion angle41.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG512205081
Dimensions8.43 × 7.67 × 4.67 mm
L/W Ratio1.10
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
8.43 mm7.67 mm1.70 ctH / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG512205081
Side View
Table 58.5%Crown 38.3°Girdle: MED-STKPavilion 41.6°Culet: NoneDepth 55.4%

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: Nov 4
Current: HK$31,556 HKD|Low: HK$9,023 HKD|High: HK$48,722 HKD|Avg: HK$25,947 HKD
NZ Jewellers
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
November 4, 2026
Retailer 9HK$9,023 HKD
Retailer 11HK$14,515 HKD
Retailer 14HK$15,786 HKD
Retailer 3HK$16,249 HKD
Retailer 12HK$16,837 HKD
Retailer 15HK$16,837 HKD
Retailer 4HK$18,163 HKD
Retailer 2HK$21,984 HKD
Retailer 6HK$22,313 HKD
Retailer 13HK$26,393 HKD
Retailer 10HK$28,315 HKD
NZ JewellersHK$31,556 HKD
Retailer 5HK$45,780 HKD
Retailer 8HK$48,071 HKD
Retailer 7HK$48,189 HKD

39 data points across 15 retailers

13 retailersHK$9,023 HKD to HK$28,315 HKD

B+
Cheapest Retailer
-
HK$9,023 HKD
B
Retailer 2
-
HK$14,515 HKD
View
B
Retailer 3
-
HK$15,786 HKD
View
B
Retailer 4
-
HK$16,249 HKD
View
Final sale: no returns
B
Retailer 5
-
HK$16,837 HKD
View
Retailer 6
-
HK$16,837 HKD
View
Price last confirmed 24 days ago
B
Retailer 7
-
HK$18,163 HKD
View
B
Retailer 8
-
HK$21,984 HKD
View
B
Retailer 9
-
HK$26,393 HKD
View
B
Retailer 10
-
HK$28,315 HKD
View
Most Expensive
NZ Jewellers
9a5a5344-f596-4db8-b887-eaed31a8051d · Nov 4
HK$31,556 HKD
$4,022 USD
View
Price under review
10 more retailers have this diamond
Prices start from HK$9,023 HKDSave up to HK$19,293 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$9,023 HKD