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3.09ct F SI1 Round Lab Grown Diamond

EX • F/SI1 • IGI LG629470448

Shape and cutting style on the report: Round brilliant

Certificate IGI LG629470448

Diamond specifications and retailer prices

From HK$9,814 HKD
As of November 5, 2026
Save HK$3,177 HKD (24%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: HK$12,992 HKD at The Diamond Guys · As of November 6, 2026
View at The Diamond Guys

About this 3.09ct lab-grown round diamond

This 3.09ct 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 LG629470448 or 629470448. Listed at 3 retailers as of November 5, 2026, with prices from HK$9,814 to HK$12,992, a HK$3,177 spread on the same certified stone. The Diamond Guys lists it at HK$12,992. 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

3.09
Carat
F
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle41.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG629470448
Dimensions9.26 × 9.19 × 5.84 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
9.26 mm9.19 mm3.09 ctF / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG629470448
Side View
Table 58.0%Crown 36°Girdle: MED-STKPavilion 41.5°Culet: NoneDepth 63.4%

Caratlytics Score

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

Price History

Last verified: Nov 5
Current: HK$2,636 HKD|Low: HK$1,961 HKD|High: HK$33,028 HKD|Avg: HK$11,569 HKD
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
Retailer 15
The Diamond Guys
September 18, 2026
Retailer 1HK$2,636 HKD
Retailer 13HK$3,020 HKD
Retailer 8HK$3,060 HKD
Retailer 11HK$4,244 HKD
Retailer 12HK$4,786 HKD
Retailer 9HK$5,178 HKD
Retailer 10HK$5,390 HKD
Retailer 15HK$7,492 HKD
Retailer 14HK$7,500 HKD
Retailer 2HK$8,159 HKD
Retailer 3HK$8,277 HKD
Retailer 4HK$9,814 HKD
The Diamond GuysHK$12,992 HKD
Retailer 6HK$14,820 HKD
Retailer 5HK$20,711 HKD
Retailer 7HK$33,028 HKD

65 data points across 16 retailers

3 retailersHK$9,814 HKD to HK$12,992 HKD

Retailer 1
-
HK$3,020 HKD
Price last confirmed 51 days ago
B+
Retailer 2
-
HK$9,814 HKD
View
Most Expensive
B
The Diamond Guys
1954434405 · Nov 6
HK$12,992 HKD
$1,656 USD
View
2 more retailers have this diamond
Prices start from HK$9,814 HKDSave up to HK$3,177 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+
3.09ct Round
HK$9,814 HKD