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Heart|Lab Grown|IGI

1.00ct I SI2 Heart Lab Grown Diamond

VG • I/SI2 • IGI LG407945556

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG407945556

Diamond specifications and retailer prices

From HK$4,781 HKD
As of November 6, 2026
Save HK$24,901 HKD (84%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: HK$29,681 HKD at MOH London · As of November 5, 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 I colour (near-colourless) and SI2 clarity (slightly-included), with a very-good cut grade and certified by IGI LG407945556 or 407945556. Listed at 10 retailers as of November 5, 2026, with prices from HK$4,781 to HK$29,681, a HK$24,901 spread on the same certified stone. MOH London lists it at HK$29,681. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.00
Carat
I
Colour
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryGood
FluorescenceNone
Crown angle36.3°
Pavilion angle43.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG407945556
Dimensions5.76 × 7.03 × 4.08 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
5.76 mm7.03 mm1.00 ctI / SI2
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryGood
FluorescenceNone
CertificateIGI LG407945556
Side View
Table 62.5%Crown 36.3°Girdle: MED-ETKPavilion 43.4°Culet: NoneDepth 58.0%

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 6
Current: HK$29,681 HKD|Low: HK$4,781 HKD|High: HK$30,119 HKD|Avg: HK$13,058 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$4,781 HKD
Retailer 4HK$6,842 HKD
Retailer 8HK$7,446 HKD
Retailer 9HK$7,657 HKD
Retailer 5HK$7,939 HKD
Retailer 10HK$12,030 HKD
Retailer 6HK$12,759 HKD
Retailer 3HK$18,253 HKD
Retailer 7HK$22,321 HKD
MOH LondonHK$29,681 HKD

17 data points across 10 retailers

10 retailersHK$4,781 HKD to HK$29,681 HKD

B+
Cheapest Retailer
-
HK$4,781 HKD
B+
Retailer 2
-
HK$6,842 HKD
View
B+
Retailer 3
-
HK$7,446 HKD
View
B+
Retailer 4
-
HK$7,657 HKD
View
Final sale: no returns
B+
Retailer 5
-
HK$7,939 HKD
View
Retailer 6
-
HK$7,939 HKD
View
Price last confirmed 25 days ago
B
Retailer 7
-
HK$12,759 HKD
View
B
Retailer 8
-
HK$18,253 HKD
View
C
Retailer 9
-
HK$22,321 HKD
View
Most Expensive
C
MOH London
LG407945556 · Nov 5
HK$29,681 HKD
£2,982 GBP
View
9 more retailers have this diamond
Prices start from HK$4,781 HKDSave up to HK$24,901 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+
1.00ct Heart
HK$4,781 HKD