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Round|Lab Grown|IGI

3.81ct F IF Round Lab Grown Diamond

ID • F/IF • IGI LG596309813

Shape and cutting style on the report: Round brilliant

Certificate IGI LG596309813

Diamond specifications and retailer prices

From HK$12,875 HKD
As of November 4, 2026
Save HK$34,085 HKD (73%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: HK$46,960 HKD at Taylor and Hart · As of November 4, 2026
View at Taylor and Hart

About this 3.81ct lab-grown round diamond

This 3.81ct lab-grown round sits in the three to five carat band, graded F colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG596309813 or 596309813. Listed at 16 retailers as of November 4, 2026, with prices from HK$12,875 to HK$46,960, a HK$34,085 spread on the same certified stone. Taylor and Hart lists it at HK$46,960. 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

3.81
Carat
F
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.5°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG596309813
Dimensions10.21 × 10.13 × 6.03 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
10.21 mm10.13 mm3.81 ctF / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG596309813
Side View
Table 59.0%Crown 33.5°Girdle: MediumPavilion 40.5°Culet: NoneDepth 59.4%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: HK$18,571 HKD|Low: HK$12,875 HKD|High: HK$267,716 HKD|Avg: HK$43,401 HKD|-1.5%
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 5, 2026
Retailer 3HK$12,875 HKD
Retailer 4HK$14,672 HKD
Retailer 6HK$15,833 HKD
Retailer 1HK$18,571 HKD
Retailer 10HK$19,065 HKD
Retailer 2HK$24,204 HKD
Retailer 11HK$30,112 HKD
Retailer 8HK$30,999 HKD
Retailer 5HK$35,949 HKD
Retailer 9HK$38,091 HKD
Retailer 7HK$41,049 HKD
Taylor and HartHK$46,960 HKD

30 data points across 12 retailers

16 retailersHK$12,875 HKD to HK$46,960 HKD

Retailer 1
-
HK$11,502 HKD
Price last confirmed 44 days ago
A
Retailer 2
-
HK$12,875 HKD
View
Final sale: no returns
Retailer 3
-
HK$13,157 HKD
View
Price last confirmed 44 days ago
A
Retailer 4
-
HK$14,672 HKD
View
A
Retailer 5
-
HK$15,833 HKD
View
B+
Retailer 6
-
HK$18,571 HKD
View
B+
Retailer 7
-
HK$19,065 HKD
View
B+
Retailer 8
-
HK$24,204 HKD
View
Retailer 9
-
HK$25,005 HKD
View
Price last confirmed 45 days ago
B+
Retailer 10
-
HK$25,248 HKD
View
B+
Retailer 11
-
HK$30,112 HKD
View
B+
Retailer 12
-
HK$30,999 HKD
View
B
Retailer 13
-
HK$35,949 HKD
View
B
Retailer 14
-
HK$38,091 HKD
View
B
Retailer 15
-
HK$41,049 HKD
View
Most Expensive
B
Taylor and Hart
6EHN9BJ · Nov 4
HK$46,960 HKD
$5,985 USD
View
15 more retailers have this diamond
Prices start from HK$12,875 HKDSave up to HK$34,085 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
3.81ct Round
HK$12,875 HKD