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1.67ct E SI1 Round Lab Grown Diamond

EX • E/SI1 • IGI LG649488436

Shape and cutting style on the report: Round brilliant

Certificate IGI LG649488436

Diamond specifications and retailer prices

From HK$1,561 HKD
$199 USD
As of October 26, 2026
Save HK$13,425 HKD (90%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: HK$14,987 HKD at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

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 LG649488436 or 649488436. Listed at 11 retailers as of October 26, 2026, with prices from HK$1,561 to HK$14,987, a HK$13,425 spread on the same certified stone. Do Amore Diamonds lists it at HK$14,987. 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
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.7°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG649488436
Dimensions7.55 × 7.50 × 4.72 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
7.55 mm7.50 mm1.67 ctE / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG649488436
Side View
Table 57.0%Crown 35.7°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 62.7%

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: Oct 26
Current: HK$14,987 HKD|Low: HK$1,514 HKD|High: HK$15,536 HKD|Avg: HK$5,738 HKD|-3.5%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 29, 2026
Retailer 10HK$1,561 HKD
Retailer 3HK$1,765 HKD
Retailer 8HK$1,813 HKD
Retailer 7HK$3,358 HKD
Retailer 4HK$3,708 HKD
Retailer 9HK$5,957 HKD
Retailer 5HK$6,246 HKD
Retailer 6HK$6,866 HKD
Retailer 11HK$7,454 HKD
Retailer 2HK$8,610 HKD
Do Amore DiamondsHK$14,987 HKD

39 data points across 11 retailers

11 retailersHK$1,561 HKD to HK$14,987 HKD

A
Cheapest Retailer
-
HK$1,561 HKD
$199 USD
A
Retailer 2
-
HK$1,765 HKD
$225 USD
View
Final sale: no returns
A
Retailer 3
-
HK$1,813 HKD
$231 USD
View
B+
Retailer 4
-
HK$3,358 HKD
$428 USD
View
A
Retailer 5
-
HK$3,708 HKD
£372 GBP
View
B+
Retailer 6
-
HK$5,957 HKD
$759 USD
View
B+
Retailer 7
-
HK$6,246 HKD
$796 USD
View
B+
Retailer 8
-
HK$6,866 HKD
$875 USD
View
B
Retailer 9
-
HK$7,454 HKD
$950 USD
View
B
Retailer 10
-
HK$8,610 HKD
£864 GBP
View
Most Expensive
B
Do Amore Diamonds
27-44C3CC3A7 · Oct 29
HK$14,987 HKD
$1,910 USD
View
10 more retailers have this diamond
Prices start from HK$1,561 HKDSave up to HK$13,425 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$1,561 HKD