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Round|Lab Grown|IGI

13.05ct F SI1 Round Lab Grown Diamond

EX • F/SI1 • IGI LG616409386

Shape and cutting style on the report: Round brilliant

Certificate IGI LG616409386

Diamond specifications and retailer prices

From HK$35,353 HKD
£3,548 GBP
As of November 2, 2026
Save HK$87,018 HKD (71%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: HK$157,787 HKD at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

About this 13.05ct lab-grown round diamond

This 13.05ct lab-grown round sits in the over five carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG616409386 or 616409386. Listed at 18 retailers as of November 1, 2026, with a 246% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

13.05
Carat
F
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.9°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG616409386
Dimensions15.19 × 15.15 × 9.22 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
15.19 mm15.15 mm13.05 ctF / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG616409386
Side View
Table 58.0%Crown 31.9°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 60.8%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: HK$51,965 HKD|Low: HK$35,343 HKD|High: HK$144,525 HKD|Avg: HK$60,788 HKD|-4.6%
Retailer 1
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
November 2, 2026
Retailer 8HK$35,353 HKD
Retailer 12HK$37,952 HKD
Retailer 11HK$39,772 HKD
Retailer 5HK$42,502 HKD
Retailer 13HK$44,024 HKD
Retailer 2HK$44,056 HKD
Retailer 7HK$44,589 HKD
Retailer 1HK$51,965 HKD
Retailer 15HK$55,009 HKD
Retailer 10HK$55,830 HKD
Retailer 4HK$68,049 HKD
Retailer 9HK$72,135 HKD
Retailer 14HK$75,652 HKD
Retailer 6HK$122,371 HKD
Retailer 3HK$143,976 HKD

40 data points across 15 retailers

18 retailersHK$35,353 HKD to HK$122,371 HKD

B+
Cheapest Retailer
-
HK$35,353 HKD
£3,548 GBP
B+
Retailer 2
-
HK$37,952 HKD
$4,837 USD
View
B+
Retailer 3
-
HK$39,772 HKD
$5,069 USD
View
B+
Retailer 4
-
HK$42,502 HKD
$5,417 USD
View
Final sale: no returns
Retailer 5
-
HK$44,024 HKD
$5,611 USD
View
Price last confirmed 20 days ago
B+
Retailer 6
-
HK$44,024 HKD
$5,611 USD
View
B+
Retailer 7
-
HK$44,056 HKD
$5,615 USD
View
B+
Retailer 8
-
HK$44,589 HKD
$5,683 USD
View
B
Retailer 9
-
HK$51,965 HKD
$6,623 USD
View
B
Retailer 10
-
HK$55,009 HKD
$7,011 USD
View
Retailer 11
-
HK$55,473 HKD
$7,070 USD
View
Price last confirmed 54 days ago
B
Retailer 12
-
HK$55,830 HKD
£5,603 GBP
View
B
Retailer 13
-
HK$68,049 HKD
$8,673 USD
View
B
Retailer 14
-
HK$72,135 HKD
€8,756 EUR
View
B
Retailer 15
-
HK$75,652 HKD
$9,642 USD
View
B
Retailer 16
-
HK$122,371 HKD
$15,596 USD
View
Retailer 17
-
HK$143,976 HKD
$18,350 USD
View
Price under review
Most Expensive
Taylor and Hart
SDHFMGV · Oct 31
HK$157,787 HKD
$20,110 USD
View
Price under review
17 more retailers have this diamond
Prices start from HK$35,353 HKDSave up to HK$87,018 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.

B+
13.05ct Round
HK$35,353 HKD