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Heart|Lab Grown|IGI

1.04ct F SI1 Heart Lab Grown Diamond

ID • F/SI1 • IGI LG818679885

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG818679885

Diamond specifications and retailer prices

From HK$2,531 HKD
As of November 4, 2026
Save HK$4,436 HKD (64%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: HK$6,967 HKD at MOH London · As of November 4, 2026
View at MOH London

About this 1.04ct lab-grown heart diamond

This 1.04ct lab-grown heart sits in the classic one-carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG818679885 or 818679885. Listed at 3 retailers as of November 4, 2026, with prices from HK$2,531 to HK$6,967, a HK$4,436 spread on the same certified stone. MOH London lists it at HK$6,967. 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

1.04
Carat
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.7°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818679885
Dimensions6.72 × 6.57 × 4.11 mm
L/W Ratio1.02
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.72 mm6.57 mm1.04 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818679885
Side View
Table 61.0%Crown 33.7°Girdle: STK-THKPavilion 40.9°CuletDepth 61.2%

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 4
Current: HK$6,967 HKD|Low: HK$2,531 HKD|High: HK$7,495 HKD|Avg: HK$4,199 HKD|-4.1%
MOH London
Retailer 2
Retailer 3
November 4, 2026
Retailer 2HK$2,531 HKD
Retailer 3HK$2,727 HKD
MOH LondonHK$6,967 HKD

18 data points across 3 retailers

3 retailersHK$2,531 HKD to HK$6,967 HKD

A
Cheapest Retailer
-
HK$2,531 HKD
A
Retailer 2
-
HK$2,727 HKD
View
Most Expensive
B
MOH London
LG818679885 · Nov 4
HK$6,967 HKD
£700 GBP
View
2 more retailers have this diamond
Prices start from HK$2,531 HKDSave up to HK$4,436 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
1.04ct Heart
HK$2,531 HKD