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0.40ct I SI1 Round Lab Grown Diamond

EX • I/SI1 • IGI LG727537786

Shape and cutting style on the report: Round brilliant

Certificate IGI LG727537786

Diamond specifications and retailer prices

From HK$6,261 HKD
$798 USD
As of October 30, 2026
1 retailer carries this diamond
Only listing: HK$6,261 HKD at B2C Jewels
Only one retailer lists this diamond right now, and it is shown above, so there is nothing to unlock. Similar diamonds are carried by several retailers.
View at B2C Jewels

About this 0.4ct lab-grown round diamond

This 0.4ct lab-grown round sits in the sub-half-carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG727537786 or 727537786. Listed at a single retailer as of October 30, 2026. If it later appears at another store, Carat Hunter will surface the price comparison automatically. 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

0.40
Carat
I
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG727537786
Dimensions4.69 × 4.73 × 2.90 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
IDEAL CUT ROUND BRILLIANT
Top View
4.69 mm4.73 mm0.40 ctI / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG727537786
Side View
Table 58.0%Crown 35.5°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 61.5%

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$6,261 HKD|Low: HK$1,459 HKD|High: HK$6,261 HKD|Avg: HK$2,473 HKD
B2C Jewels
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 30, 2026
Retailer 6HK$1,459 HKD
Retailer 2HK$2,274 HKD
Retailer 3HK$2,848 HKD
Retailer 5HK$3,332 HKD
Retailer 4HK$3,962 HKD
B2C JewelsHK$6,261 HKD

39 data points across 6 retailers

1 retailer

B
B2C Jewels
37342579 · Oct 30
HK$6,261 HKD
$798 USD
View

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B
0.40ct Round
HK$6,261 HKD