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Round|Lab Grown|IGI

3.10ct F SI1 Round Lab Grown Diamond

ID • F/SI1 • IGI LG628472259

Shape and cutting style on the report: Round brilliant

Certificate IGI LG628472259

Diamond specifications and retailer prices

From HK$9,705 HKD
As of November 5, 2026
Save HK$3,138 HKD (24%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: HK$12,843 HKD at The Diamond Guys · As of November 6, 2026
View at The Diamond Guys

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 SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG628472259 or 628472259. Listed at 3 retailers as of November 5, 2026, with prices from HK$9,705 to HK$12,843, a HK$3,138 spread on the same certified stone. The Diamond Guys lists it at HK$12,843. 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

3.10
Carat
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG628472259
Dimensions9.27 × 9.22 × 5.79 mm
L/W Ratio1.01
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
9.27 mm9.22 mm3.10 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG628472259
Side View
Table 58.0%Crown 36.5°Girdle: MediumPavilion 40.8°Culet: NoneDepth 62.6%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: HK$2,605 HKD|Low: HK$1,914 HKD|High: HK$21,260 HKD|Avg: HK$9,542 HKD|+31.7%
Retailer 1
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
The Diamond Guys
September 18, 2026
Retailer 1HK$2,605 HKD
Retailer 13HK$2,973 HKD
Retailer 8HK$3,013 HKD
Retailer 11HK$4,181 HKD
Retailer 7HK$4,236 HKD
Retailer 12HK$4,715 HKD
Retailer 9HK$5,115 HKD
Retailer 10HK$5,350 HKD
Retailer 14HK$7,531 HKD
Retailer 3HK$8,167 HKD
Retailer 2HK$8,363 HKD
Retailer 4HK$9,705 HKD
The Diamond GuysHK$12,843 HKD
Retailer 6HK$15,102 HKD
Retailer 5HK$20,476 HKD

66 data points across 15 retailers

3 retailersHK$9,705 HKD to HK$12,843 HKD

Retailer 1
-
HK$2,973 HKD
Price last confirmed 51 days ago
B+
Retailer 2
-
HK$9,705 HKD
View
Most Expensive
B
The Diamond Guys
1954434398 · Nov 6
HK$12,843 HKD
$1,637 USD
View
2 more retailers have this diamond
Prices start from HK$9,705 HKDSave up to HK$3,138 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.

B+
3.10ct Round
HK$9,705 HKD