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1.67ct E SI1 Round Lab Grown Diamond

ID • E/SI1 • IGI LG669420558

Shape and cutting style on the report: Round brilliant

Certificate IGI LG669420558

Diamond specifications and retailer prices

From HK$1,546 HKD
$197 USD
As of October 29, 2026
Save HK$7,463 HKD (83%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: HK$9,008 HKD at MOH London · As of October 29, 2026
View at MOH London

About this 1.67ct lab-grown round diamond

This 1.67ct lab-grown round sits in the one-and-a-half to two carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG669420558 or 669420558. Listed at 14 retailers as of October 29, 2026, with prices from HK$1,546 to HK$9,008, a HK$7,463 spread on the same certified stone. MOH London lists it at HK$9,008. 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

1.67
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.7°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG669420558
Dimensions7.62 × 7.54 × 4.73 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.62 mm7.54 mm1.67 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG669420558
Side View
Table 56.0%Crown 33.7°Girdle: MED-STKPavilion 41.1°Culet: NoneDepth 62.3%

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: Oct 29
Current: HK$9,008 HKD|Low: HK$1,444 HKD|High: HK$9,008 HKD|Avg: HK$4,226 HKD
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
October 29, 2026
Retailer 7HK$1,444 HKD
Retailer 15HK$1,546 HKD
Retailer 13HK$1,789 HKD
Retailer 12HK$1,915 HKD
Retailer 9HK$3,213 HKD
Retailer 8HK$3,325 HKD
Retailer 14HK$3,343 HKD
Retailer 2HK$3,495 HKD
Retailer 11HK$3,908 HKD
Retailer 3HK$3,986 HKD
Retailer 5HK$4,896 HKD
Retailer 4HK$5,767 HKD
Retailer 10HK$6,159 HKD
Retailer 6HK$7,533 HKD
MOH LondonHK$9,008 HKD

16 data points across 15 retailers

14 retailersHK$1,546 HKD to HK$9,008 HKD

A
Cheapest Retailer
-
HK$1,546 HKD
$197 USD
A
Retailer 2
-
HK$1,789 HKD
$228 USD
View
A
Retailer 3
-
HK$1,915 HKD
$244 USD
View
A
Retailer 4
-
HK$3,213 HKD
€390 EUR
View
A
Retailer 5
-
HK$3,325 HKD
£334 GBP
View
B+
Retailer 6
-
HK$3,343 HKD
$426 USD
View
A
Retailer 7
-
HK$3,495 HKD
£351 GBP
View
A
Retailer 8
-
HK$3,908 HKD
$498 USD
View
A
Retailer 9
-
HK$3,986 HKD
$508 USD
View
B+
Retailer 10
-
HK$4,896 HKD
$624 USD
View
B+
Retailer 11
-
HK$5,767 HKD
$735 USD
View
Price last confirmed 11 days ago
B+
Retailer 12
-
HK$6,159 HKD
$785 USD
View
B
Retailer 13
-
HK$7,533 HKD
$960 USD
View
Most Expensive
B
MOH London
LG669420558 · Oct 29
HK$9,008 HKD
£904 GBP
View
13 more retailers have this diamond
Prices start from HK$1,546 HKDSave up to HK$7,463 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
1.67ct Round
HK$1,546 HKD