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Round|Lab Grown|IGI

3.51ct G SI1 Round Lab Grown Diamond

ID • G/SI1 • IGI LG626476207

Shape and cutting style on the report: Round brilliant

Certificate IGI LG626476207

Diamond specifications and retailer prices

From HK$21,859 HKD
CA$3,870 CAD
As of October 30, 2026
Save HK$16,695 HKD (43%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: HK$38,554 HKD at The Diamond Guys · As of October 30, 2026
View at The Diamond Guys

About this 3.51ct lab-grown round diamond

This 3.51ct lab-grown round sits in the three to five carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG626476207 or 626476207. Listed at 2 retailers as of October 30, 2026, with prices from HK$21,859 to HK$38,554, a HK$16,695 spread on the same certified stone. The Diamond Guys lists it at HK$38,554. 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

3.51
Carat
G
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG626476207
Dimensions9.72 × 9.66 × 5.99 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
9.72 mm9.66 mm3.51 ctG / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG626476207
Side View
Table 58.0%Crown 35.1°Girdle: MediumPavilion 40.8°Culet: NoneDepth 61.7%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Oct 30
Current: HK$21,859 HKD|Low: HK$9,258 HKD|High: HK$60,255 HKD|Avg: HK$24,963 HKD|+32.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
The Diamond Guys
June 15, 2026
Retailer 3HK$13,621 HKD
Retailer 6HK$14,044 HKD
Retailer 2HK$14,467 HKD
Retailer 5HK$15,684 HKD
Retailer 4HK$17,519 HKD
Retailer 1HK$21,859 HKD
The Diamond GuysHK$38,554 HKD
Retailer 7HK$60,255 HKD

49 data points across 8 retailers

2 retailersHK$21,859 HKD to HK$38,554 HKD

B
Cheapest Retailer
-
HK$21,859 HKD
CA$3,870 CAD
Most Expensive
B
The Diamond Guys
1779253161 · Oct 30
HK$38,554 HKD
$4,914 USD
View
1 more retailer has this diamond
Prices start from HK$21,859 HKDSave up to HK$16,695 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
3.51ct Round
HK$21,859 HKD