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Heart|Lab Grown|IGI

1.27ct E SI1 Heart Lab Grown Diamond

ID • E/SI1 • IGI LG659468456

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG659468456

Diamond specifications and retailer prices

From HK$1,176 HKD
As of November 6, 2026
Save HK$5,652 HKD (83%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: HK$6,828 HKD at MOH London · As of November 2, 2026
View at MOH London

About this 1.27ct lab-grown heart diamond

This 1.27ct lab-grown heart sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG659468456 or 659468456. Listed at 13 retailers as of November 2, 2026, with prices from HK$1,176 to HK$6,828, a HK$5,652 spread on the same certified stone. MOH London lists it at HK$6,828. 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

1.27
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG659468456
Dimensions7.53 × 6.62 × 4.48 mm
L/W Ratio1.14
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.53 mm6.62 mm1.27 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG659468456
Side View
Table 58.0%Crown 35.5°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 59.5%

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$6,828 HKD|Low: HK$1,129 HKD|High: HK$6,908 HKD|Avg: HK$3,038 HKD|-0.1%
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
November 6, 2026
Retailer 11HK$1,176 HKD
Retailer 3HK$1,364 HKD
Retailer 5HK$1,458 HKD
Retailer 12HK$1,458 HKD
Retailer 9HK$1,897 HKD
Retailer 2HK$2,500 HKD
Retailer 14HK$2,680 HKD
Retailer 8HK$2,837 HKD
Retailer 4HK$3,315 HKD
Retailer 6HK$3,448 HKD
Retailer 7HK$3,605 HKD
Retailer 13HK$4,695 HKD
Retailer 10HK$4,953 HKD
MOH LondonHK$6,828 HKD

45 data points across 14 retailers

13 retailersHK$1,176 HKD to HK$6,828 HKD

A
Cheapest Retailer
-
HK$1,176 HKD
A
Retailer 2
-
HK$1,364 HKD
View
A
Retailer 3
-
HK$1,458 HKD
View
Retailer 4
-
HK$1,458 HKD
View
Price last confirmed 12 days ago
A
Retailer 5
-
HK$2,500 HKD
View
B+
Retailer 6
-
HK$2,680 HKD
View
A
Retailer 7
-
HK$2,837 HKD
View
B+
Retailer 8
-
HK$3,315 HKD
View
B+
Retailer 9
-
HK$3,448 HKD
View
B+
Retailer 10
-
HK$3,605 HKD
View
B+
Retailer 11
-
HK$4,695 HKD
View
B+
Retailer 12
-
HK$4,953 HKD
View
Most Expensive
B
MOH London
LG659468456 · Nov 2
HK$6,828 HKD
£686 GBP
View
12 more retailers have this diamond
Prices start from HK$1,176 HKDSave up to HK$5,652 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
1.27ct Heart
HK$1,176 HKD