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Round|Lab Grown|IGI

12.03ct F VS1 Round Lab Grown Diamond

ID • F/VS1 • IGI LG843678306

Shape and cutting style on the report: Round brilliant

Certificate IGI LG843678306

Diamond specifications and retailer prices

From HK$20,112 HKD
£2,018 GBP
As of November 2, 2026
Save HK$67,176 HKD (77%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: HK$87,288 HKD at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

About this 12.03ct lab-grown round diamond

This 12.03ct lab-grown round sits in the over five carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG843678306 or 843678306. Listed at 12 retailers as of October 31, 2026, with prices from HK$20,112 to HK$87,288, a HK$67,176 spread on the same certified stone. Taylor and Hart lists it at HK$87,288. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

12.03
Carat
F
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.6°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG843678306
Dimensions14.91 × 14.86 × 8.87 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizeNone
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
14.91 mm14.86 mm12.03 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG843678306
Side View
Table 58.0%Crown 33.6°Girdle: MediumPavilion 40.2°Culet: NoneDepth 59.6%

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 2
Current: HK$20,112 HKD|Low: HK$20,112 HKD|High: HK$87,288 HKD|Avg: HK$46,404 HKD|-0.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Taylor and Hart
November 2, 2026
Retailer 1HK$20,112 HKD
Retailer 11HK$24,174 HKD
Retailer 6HK$25,068 HKD
Retailer 4HK$33,692 HKD
Retailer 8HK$35,982 HKD
Retailer 7HK$38,768 HKD
Retailer 3HK$38,964 HKD
Retailer 5HK$46,399 HKD
Retailer 2HK$62,910 HKD
Retailer 9HK$69,840 HKD
Retailer 10HK$73,902 HKD
Taylor and HartHK$87,288 HKD

11 data points across 12 retailers

12 retailersHK$20,112 HKD to HK$87,288 HKD

A
Cheapest Retailer
-
HK$20,112 HKD
£2,018 GBP
A
Retailer 2
-
HK$24,174 HKD
$3,081 USD
View
Final sale: no returns
A
Retailer 3
-
HK$25,068 HKD
$3,195 USD
View
A
Retailer 4
-
HK$33,692 HKD
£3,381 GBP
View
A
Retailer 5
-
HK$35,982 HKD
$4,586 USD
View
A
Retailer 6
-
HK$38,768 HKD
ZAR 79,824 ZAR
View
A
Retailer 7
-
HK$38,964 HKD
$4,966 USD
View
B+
Retailer 8
-
HK$46,399 HKD
A$9,098 AUD
View
B+
Retailer 9
-
HK$62,910 HKD
$8,018 USD
View
B
Retailer 10
-
HK$69,840 HKD
$8,901 USD
View
B
Retailer 11
-
HK$73,902 HKD
$9,419 USD
View
Most Expensive
B
Taylor and Hart
8N659ES · Oct 31
HK$87,288 HKD
$11,125 USD
View
11 more retailers have this diamond
Prices start from HK$20,112 HKDSave up to HK$67,176 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
12.03ct Round
HK$20,112 HKD