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12.03ct F VS1 Round Lab Grown Diamond

ID • F/VS1 • IGI LG658495639

Shape and cutting style on the report: Round brilliant

Certificate IGI LG658495639

Diamond specifications and retailer prices

From HK$31,926 HKD
$4,069 USD
As of November 2, 2026
Save HK$70,639 HKD (69%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: HK$102,565 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 LG658495639 or 658495639. Listed at 7 retailers as of October 31, 2026, with prices from HK$31,926 to HK$102,565, a HK$70,639 spread on the same certified stone. Taylor and Hart lists it at HK$102,565. 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 angle35.3°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG658495639
Dimensions14.80 × 14.74 × 8.96 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
14.80 mm14.74 mm12.03 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG658495639
Side View
Table 59.0%Crown 35.3°Girdle: MediumPavilion 40.5°Culet: NoneDepth 60.6%

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$49,966 HKD|Low: HK$30,796 HKD|High: HK$102,565 HKD|Avg: HK$56,505 HKD|-1.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Taylor and Hart
November 2, 2026
Retailer 4HK$31,926 HKD
Retailer 2HK$38,839 HKD
Retailer 5HK$45,539 HKD
Retailer 3HK$49,784 HKD
Retailer 1HK$49,966 HKD
Retailer 6HK$75,142 HKD
Taylor and HartHK$102,565 HKD

25 data points across 7 retailers

7 retailersHK$31,926 HKD to HK$102,565 HKD

A
Cheapest Retailer
-
HK$31,926 HKD
$4,069 USD
A
Retailer 2
-
HK$38,839 HKD
£3,898 GBP
View
B+
Retailer 3
-
HK$45,539 HKD
$5,804 USD
View
Retailer 4
-
HK$49,784 HKD
$6,345 USD
View
Price last confirmed 15 days ago
B+
Retailer 5
-
HK$49,966 HKD
€6,065 EUR
View
B
Retailer 6
-
HK$75,142 HKD
$9,577 USD
View
Most Expensive
B
Taylor and Hart
SMI3ON0 · Oct 31
HK$102,565 HKD
$13,072 USD
View
6 more retailers have this diamond
Prices start from HK$31,926 HKDSave up to HK$70,639 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$31,926 HKD