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Heart|Lab Grown|IGI

1.00ct F SI1 Heart Lab Grown Diamond

ID • F/SI1 • IGI LG805643885

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG805643885

Diamond specifications and retailer prices

From HK$1,285 HKD
As of November 6, 2026
Save HK$5,393 HKD (81%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: HK$6,679 HKD at MOH London · As of November 4, 2026
View at MOH London

About this 1ct lab-grown heart diamond

This 1ct 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 LG805643885 or 805643885. Listed at 17 retailers as of November 4, 2026, with prices from HK$1,285 to HK$6,679, a HK$5,393 spread on the same certified stone. MOH London lists it at HK$6,679. 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

1.00
Carat
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle35.4°
Pavilion angle39.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG805643885
Dimensions6.86 × 6.49 × 3.96 mm
L/W Ratio1.06
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.86 mm6.49 mm1.00 ctF / SI1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG805643885
Side View
Table 65.0%Crown 35.4°Girdle: MED-THKPavilion 39.6°Culet: NoneDepth 57.7%

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$6,679 HKD|Low: HK$1,129 HKD|High: HK$6,977 HKD|Avg: HK$3,093 HKD|-3.3%
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
Retailer 16
November 6, 2026
Retailer 7HK$1,168 HKD
Retailer 11HK$1,285 HKD
Retailer 5HK$1,356 HKD
Retailer 4HK$1,450 HKD
Retailer 16HK$1,599 HKD
Retailer 8HK$2,398 HKD
Retailer 2HK$2,430 HKD
Retailer 9HK$2,445 HKD
Retailer 13HK$2,641 HKD
Retailer 12HK$2,712 HKD
Retailer 6HK$3,354 HKD
Retailer 14HK$3,942 HKD
Retailer 15HK$4,467 HKD
Retailer 3HK$4,648 HKD
Retailer 10HK$4,859 HKD
MOH LondonHK$6,679 HKD

42 data points across 16 retailers

17 retailersHK$1,285 HKD to HK$6,679 HKD

Retailer 1
-
HK$1,168 HKD
Price last confirmed 15 days ago
A
Retailer 2
-
HK$1,285 HKD
View
Final sale: no returns
Retailer 3
-
HK$1,356 HKD
View
Price last confirmed 14 days ago
Retailer 4
-
HK$1,450 HKD
View
Price last confirmed 13 days ago
A
Retailer 5
-
HK$1,599 HKD
View
A
Retailer 6
-
HK$2,398 HKD
View
A
Retailer 7
-
HK$2,430 HKD
View
A
Retailer 8
-
HK$2,445 HKD
View
B+
Retailer 9
-
HK$2,641 HKD
View
A
Retailer 10
-
HK$2,712 HKD
View
Retailer 11
-
HK$3,354 HKD
View
Price last confirmed 12 days ago
B+
Retailer 12
-
HK$3,699 HKD
View
B+
Retailer 13
-
HK$3,942 HKD
View
B
Retailer 14
-
HK$4,467 HKD
View
Retailer 15
-
HK$4,648 HKD
View
Price last confirmed 13 days ago
B+
Retailer 16
-
HK$4,859 HKD
View
Most Expensive
B
MOH London
LG805643885 · Nov 4
HK$6,679 HKD
£671 GBP
View
16 more retailers have this diamond
Prices start from HK$1,285 HKDSave up to HK$5,393 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
1.00ct Heart
HK$1,285 HKD