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Oval|Lab Grown|IGI

1.03ct E SI1 Oval Lab Grown Diamond

ID • E/SI1 • IGI LG787621777

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG787621777

Diamond specifications and retailer prices

From HK$4,472 HKD
$570 USD
As of October 29, 2026
2 retailers carry this diamond
Most expensive: HK$4,472 HKD at Brilliant Earth
View at Brilliant Earth

About this 1.03ct lab-grown oval diamond

This 1.03ct lab-grown oval sits in the classic one-carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG787621777 or 787621777. Listed at 2 retailers as of October 29, 2026. 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

1.03
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryExcellent
FluorescenceNone
Crown angle31.4°
Pavilion angle38.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG787621777
Dimensions8.44 × 5.74 × 3.40 mm
L/W Ratio1.47
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.44 mm5.74 mm1.03 ctE / SI1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryExcellent
FluorescenceNone
CertificateIGI LG787621777
Side View
Table 56.0%Crown 31.4°Girdle: MED-STKPavilion 38.7°Culet: NoneDepth 59.2%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Oct 29
Current: HK$4,472 HKD|Low: HK$2,119 HKD|High: HK$4,472 HKD|Avg: HK$3,034 HKD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
September 2, 2026
Retailer 5HK$2,119 HKD
Retailer 7HK$2,275 HKD
Retailer 3HK$2,330 HKD
Retailer 4HK$2,332 HKD
Retailer 2HK$2,774 HKD
Retailer 6HK$3,350 HKD
Retailer 8HK$3,656 HKD
Retailer 9HK$3,712 HKD
Brilliant EarthHK$4,472 HKD

30 data points across 9 retailers

2 retailers

Retailer 1
-
HK$3,712 HKD
$473 USD
Price last confirmed 81 days ago
Most Expensive
B
Brilliant Earth
20047342A · Oct 29
HK$4,472 HKD
$570 USD
View
1 more retailer has this diamond

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
1.03ct Oval
HK$4,472 HKD