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Oval|Lab Grown|IGI

12.33ct F SI1 Oval Lab Grown Diamond

ID • F/SI1 • IGI LG559269001

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG559269001

Diamond specifications and retailer prices

From HK$15,624 HKD
£1,568 GBP
As of October 27, 2026
Save HK$123,958 HKD (89%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: HK$139,582 HKD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 12.33ct lab-grown oval diamond

This 12.33ct lab-grown oval 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 LG559269001 or 559269001. Listed at 11 retailers as of October 27, 2026, with prices from HK$15,624 to HK$139,582, a HK$123,958 spread on the same certified stone. Brilliant Earth lists it at HK$139,582. 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

12.33
Carat
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG559269001
Dimensions18.85 × 13.09 × 8.12 mm
L/W Ratio1.44
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
18.85 mm13.09 mm12.33 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG559269001
Side View
Table 61.0%Crown 35.2°Girdle: MediumPavilion 41.2°Culet: NoneDepth 62.0%

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 27
Current: HK$151,430 HKD|Low: HK$15,624 HKD|High: HK$151,430 HKD|Avg: HK$71,505 HKD
Brilliant Earth
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
Retailer 16
Retailer 17
Retailer 18
November 1, 2026
Retailer 16HK$15,624 HKD
Retailer 12HK$22,016 HKD
Retailer 17HK$27,712 HKD
Retailer 7HK$30,330 HKD
Retailer 11HK$32,557 HKD
Retailer 13HK$33,409 HKD
Retailer 6HK$33,479 HKD
Retailer 5HK$39,981 HKD
Retailer 2HK$45,782 HKD
Retailer 4HK$48,385 HKD
Retailer 18HK$63,734 HKD
Retailer 14HK$84,747 HKD
Retailer 3HK$93,643 HKD
Retailer 15HK$104,196 HKD
Retailer 8HK$108,982 HKD
Retailer 9HK$130,794 HKD
Retailer 10HK$130,794 HKD
Brilliant EarthHK$151,430 HKD

11 data points across 18 retailers

11 retailersHK$15,624 HKD to HK$139,582 HKD

A
Cheapest Retailer
-
HK$15,624 HKD
£1,568 GBP
A
Retailer 2
-
HK$22,016 HKD
$2,806 USD
View
B+
Retailer 3
-
HK$27,712 HKD
$3,532 USD
View
B
Retailer 4
-
HK$32,557 HKD
£3,267 GBP
View
B
Retailer 5
-
HK$33,409 HKD
$4,258 USD
View
B
Retailer 6
-
HK$48,385 HKD
$6,167 USD
View
B
Retailer 7
-
HK$63,734 HKD
$8,123 USD
View
B
Retailer 8
-
HK$84,747 HKD
$10,801 USD
View
B
Retailer 9
-
HK$93,643 HKD
$11,935 USD
View
B
Retailer 10
-
HK$104,196 HKD
$13,280 USD
View
Most Expensive
B
Brilliant Earth
22300988A · Oct 31
HK$139,582 HKD
$17,790 USD
View
10 more retailers have this diamond
Prices start from HK$15,624 HKDSave up to HK$123,958 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
12.33ct Oval
HK$15,624 HKD