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Heart|Lab Grown|IGI

1.03ct I SI1 Heart Lab Grown Diamond

ID • I/SI1 • IGI LG414063294

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG414063294

Diamond specifications and retailer prices

From HK$4,859 HKD
As of November 6, 2026
Save HK$26,594 HKD (85%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: HK$31,453 HKD at MOH London · As of November 5, 2026
View at MOH London

About this 1.03ct lab-grown heart diamond

This 1.03ct lab-grown heart sits in the classic one-carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG414063294 or 414063294. Listed at 11 retailers as of November 5, 2026, with prices from HK$4,859 to HK$31,453, a HK$26,594 spread on the same certified stone. MOH London lists it at HK$31,453. 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

1.03
Carat
I
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle33.7°
Pavilion angle36.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG414063294
Dimensions7.30 × 5.99 × 4.13 mm
L/W Ratio1.22
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory grown diamond was created by chemical vapor deposition process (CVD) Type IIa
Top View
7.30 mm5.99 mm1.03 ctI / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG414063294
Side View
Table 53.0%Crown 33.7°Girdle: MED-STKPavilion 36.7°Culet: NoneDepth 56.6%

Caratlytics Score

How it works →
A
Excellent
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: Nov 6
Current: HK$31,453 HKD|Low: HK$4,859 HKD|High: HK$31,961 HKD|Avg: HK$15,328 HKD|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 5, 2026
Retailer 2HK$4,859 HKD
Retailer 3HK$8,018 HKD
Retailer 6HK$8,974 HKD
Retailer 4HK$9,303 HKD
Retailer 7HK$10,659 HKD
Retailer 9HK$13,339 HKD
Retailer 5HK$14,836 HKD
Retailer 8HK$19,437 HKD
Retailer 10HK$26,624 HKD
MOH LondonHK$31,453 HKD

13 data points across 10 retailers

11 retailersHK$4,859 HKD to HK$31,453 HKD

A
Cheapest Retailer
-
HK$4,859 HKD
A
Retailer 2
-
HK$8,018 HKD
View
B+
Retailer 3
-
HK$8,723 HKD
View
B+
Retailer 4
-
HK$8,974 HKD
View
Final sale: no returns
Retailer 5
-
HK$9,303 HKD
View
Price last confirmed 25 days ago
B+
Retailer 6
-
HK$9,303 HKD
View
B+
Retailer 7
-
HK$10,659 HKD
View
B
Retailer 8
-
HK$14,836 HKD
View
B
Retailer 9
-
HK$17,430 HKD
View
B
Retailer 10
-
HK$19,437 HKD
View
Most Expensive
B
MOH London
LG414063294 · Nov 5
HK$31,453 HKD
£3,160 GBP
View
10 more retailers have this diamond
Prices start from HK$4,859 HKDSave up to HK$26,594 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
1.03ct Heart
HK$4,859 HKD