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Round|Lab Grown|IGI

1.63ct F SI1 Round Lab Grown Diamond

ID • F/SI1 • IGI LG665402740

Shape and cutting style on the report: Round brilliant

Certificate IGI LG665402740

Diamond specifications and retailer prices

From HK$1,812 HKD
$231 USD
As of November 1, 2026
Save HK$13,723 HKD (88%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: HK$15,535 HKD at Do Amore Diamonds · As of November 2, 2026
View at Do Amore Diamonds

About this 1.63ct lab-grown round diamond

This 1.63ct lab-grown round sits in the one-and-a-half to two carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG665402740 or 665402740. Listed at 13 retailers as of November 1, 2026, with prices from HK$1,812 to HK$15,535, a HK$13,723 spread on the same certified stone. Do Amore Diamonds lists it at HK$15,535. 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

1.63
Carat
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG665402740
Dimensions7.63 × 7.57 × 4.66 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 II
Top View
7.63 mm7.57 mm1.63 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG665402740
Side View
Table 55.0%Crown 33°Girdle: MediumPavilion 40.9°Culet: NoneDepth 61.3%

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: Nov 1
Current: HK$15,535 HKD|Low: HK$1,475 HKD|High: HK$15,535 HKD|Avg: HK$5,833 HKD
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 3, 2026
Retailer 7HK$1,812 HKD
Retailer 9HK$2,958 HKD
Retailer 6HK$3,468 HKD
Retailer 8HK$4,049 HKD
Retailer 2HK$4,080 HKD
Retailer 4HK$5,728 HKD
Retailer 5HK$6,465 HKD
Retailer 3HK$8,868 HKD
Do Amore DiamondsHK$15,535 HKD

40 data points across 9 retailers

13 retailersHK$1,812 HKD to HK$15,535 HKD

A
Cheapest Retailer
-
HK$1,812 HKD
$231 USD
Final sale: no returns
Retailer 2
-
HK$2,001 HKD
$255 USD
View
Price last confirmed 31 days ago
A
Retailer 3
-
HK$2,001 HKD
$255 USD
View
A
Retailer 4
-
HK$2,958 HKD
$377 USD
View
B+
Retailer 5
-
HK$3,468 HKD
$442 USD
View
A
Retailer 6
-
HK$4,049 HKD
$516 USD
View
A
Retailer 7
-
HK$4,080 HKD
£409 GBP
View
Retailer 8
-
HK$5,728 HKD
$730 USD
View
Price last confirmed 12 days ago
B+
Retailer 9
-
HK$6,465 HKD
$824 USD
View
Retailer 10
-
HK$7,109 HKD
$906 USD
View
Price last confirmed 26 days ago
B
Retailer 11
-
HK$7,109 HKD
$906 USD
View
B
Retailer 12
-
HK$8,868 HKD
£890 GBP
View
Most Expensive
B
Do Amore Diamonds
27-037A0F266 · Nov 2
HK$15,535 HKD
$1,980 USD
View
12 more retailers have this diamond
Prices start from HK$1,812 HKDSave up to HK$13,723 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
1.63ct Round
HK$1,812 HKD