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Round|Lab Grown|IGI

3.10ct F IF Round Lab Grown Diamond

ID • F/IF • IGI LG746506356

Shape and cutting style on the report: Round brilliant

Certificate IGI LG746506356

Diamond specifications and retailer prices

From HK$5,186 HKD
As of November 3, 2026
Save HK$47,145 HKD (90%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: HK$52,331 HKD at Brilliant Earth · As of November 4, 2026
View at Brilliant Earth

About this 3.1ct lab-grown round diamond

This 3.1ct 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 LG746506356 or 746506356. Listed at 13 retailers as of November 3, 2026, with prices from HK$5,186 to HK$52,331, a HK$47,145 spread on the same certified stone. Brilliant Earth lists it at HK$52,331. 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

3.10
Carat
F
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.9°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG746506356
Dimensions9.33 × 9.40 × 5.76 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
HEARTS & ARROWS 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
9.33 mm9.40 mm3.10 ctF / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG746506356
Side View
Table 58.0%Crown 35.9°Girdle: MediumPavilion 40.8°Culet: NoneDepth 61.5%

Caratlytics Score

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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 3
Current: HK$52,331 HKD|Low: HK$4,786 HKD|High: HK$61,746 HKD|Avg: HK$20,958 HKD|-15.2%
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
November 5, 2026
Retailer 14HK$5,186 HKD
Retailer 15HK$5,641 HKD
Retailer 16HK$8,521 HKD
Retailer 4HK$9,815 HKD
Retailer 13HK$9,846 HKD
Retailer 7HK$13,542 HKD
Retailer 11HK$14,507 HKD
Retailer 12HK$14,993 HKD
Retailer 6HK$15,495 HKD
Retailer 5HK$18,673 HKD
Retailer 9HK$21,953 HKD
Retailer 8HK$22,259 HKD
Retailer 2HK$26,009 HKD
Retailer 10HK$37,228 HKD
Retailer 3HK$46,055 HKD
Brilliant EarthHK$52,331 HKD

30 data points across 16 retailers

13 retailersHK$5,186 HKD to HK$52,331 HKD

A
Cheapest Retailer
-
HK$5,186 HKD
A
Retailer 2
-
HK$5,641 HKD
View
A
Retailer 3
-
HK$8,521 HKD
View
A
Retailer 4
-
HK$9,815 HKD
View
A
Retailer 5
-
HK$9,846 HKD
View
A
Retailer 6
-
HK$14,507 HKD
View
B+
Retailer 7
-
HK$14,993 HKD
View
B+
Retailer 8
-
HK$15,495 HKD
View
B+
Retailer 9
-
HK$18,673 HKD
View
B+
Retailer 10
-
HK$26,009 HKD
View
B
Retailer 11
-
HK$37,228 HKD
View
B
Retailer 12
-
HK$46,055 HKD
View
Most Expensive
B
Brilliant Earth
21405998Y · Nov 4
HK$52,331 HKD
$6,670 USD
View
12 more retailers have this diamond
Prices start from HK$5,186 HKDSave up to HK$47,145 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
3.10ct Round
HK$5,186 HKD