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Princess|Lab Grown|IGI

1.27ct E SI1 Princess Lab Grown Diamond

ID • E/SI1 • IGI LG660405397

Shape and cutting style on the report: Princess cut

Certificate IGI LG660405397

Diamond specifications and retailer prices

From HK$1,381 HKD
As of November 6, 2026
Save HK$6,610 HKD (83%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: HK$7,991 HKD at MOH London · As of November 5, 2026
View at MOH London

About this 1.27ct lab-grown princess diamond

This 1.27ct lab-grown princess 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 LG660405397 or 660405397. Listed at 13 retailers as of November 5, 2026, with prices from HK$1,381 to HK$7,991, a HK$6,610 spread on the same certified stone. MOH London lists it at HK$7,991. 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 angle43.9°
Pavilion angle39°
OriginLab Grown
Grading LabIGI
CertificateIGI LG660405397
Dimensions5.82 × 5.79 × 4.23 mm
L/W Ratio1.01
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
5.82 mm5.79 mm1.27 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG660405397
Side View
Table 69.0%Crown 43.9°Girdle: STK-THKPavilion 39°Culet: NoneDepth 73.1%

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$7,991 HKD|Low: HK$1,381 HKD|High: HK$9,885 HKD|Avg: HK$4,088 HKD|-0.2%
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 11HK$1,381 HKD
Retailer 4HK$1,600 HKD
Retailer 12HK$1,710 HKD
Retailer 16HK$1,906 HKD
Retailer 9HK$2,205 HKD
Retailer 5HK$2,762 HKD
Retailer 2HK$3,036 HKD
Retailer 3HK$3,044 HKD
Retailer 14HK$3,389 HKD
Retailer 13HK$3,679 HKD
Retailer 15HK$5,507 HKD
Retailer 7HK$5,743 HKD
Retailer 10HK$5,813 HKD
Retailer 6HK$6,566 HKD
MOH LondonHK$7,991 HKD
Retailer 8HK$9,885 HKD

11 data points across 16 retailers

13 retailersHK$1,381 HKD to HK$7,991 HKD

A
Cheapest Retailer
-
HK$1,381 HKD
A
Retailer 2
-
HK$1,600 HKD
View
A
Retailer 3
-
HK$1,710 HKD
View
A
Retailer 4
-
HK$1,906 HKD
View
A
Retailer 5
-
HK$2,205 HKD
View
A
Retailer 6
-
HK$3,036 HKD
View
B+
Retailer 7
-
HK$3,044 HKD
View
B+
Retailer 8
-
HK$3,389 HKD
View
B+
Retailer 9
-
HK$3,679 HKD
View
Retailer 10
-
HK$5,492 HKD
View
Price last confirmed 9 days ago
B
Retailer 11
-
HK$5,507 HKD
View
B
Retailer 12
-
HK$5,813 HKD
View
Most Expensive
B
MOH London
LG660405397 · Nov 5
HK$7,991 HKD
£802 GBP
View
12 more retailers have this diamond
Prices start from HK$1,381 HKDSave up to HK$6,610 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 Princess
HK$1,381 HKD