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Oval|Lab Grown|IGI

3.03ct E SI1 Oval Lab Grown Diamond

ID • E/SI1 • IGI LG678584155

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG678584155

Diamond specifications and retailer prices

From HK$3,378 HKD
As of November 6, 2026
Save HK$20,291 HKD (86%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: HK$23,669 HKD at Brilliant Earth · As of November 6, 2026
View at Brilliant Earth

About this 3.03ct lab-grown oval diamond

This 3.03ct lab-grown oval sits in the three to five carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG678584155 or 678584155. Listed at 16 retailers as of November 6, 2026, with prices from HK$3,378 to HK$23,669, a HK$20,291 spread on the same certified stone. Brilliant Earth lists it at HK$23,669. 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

3.03
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG678584155
Dimensions11.42 × 8.31 × 5.04 mm
L/W Ratio1.37
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.42 mm8.31 mm3.03 ctE / SI1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryExcellent
FluorescenceNone
CertificateIGI LG678584155
Side View
Table 61.0%Crown 34.3°Girdle: MediumPavilion 40.2°Culet: NoneDepth 60.6%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: HK$23,669 HKD|Low: HK$3,378 HKD|High: HK$25,707 HKD|Avg: HK$9,083 HKD|-7.9%
Brilliant Earth
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
November 6, 2026
Retailer 6HK$3,378 HKD
Retailer 5HK$3,785 HKD
Retailer 11HK$3,911 HKD
Retailer 12HK$4,193 HKD
Retailer 3HK$5,329 HKD
Retailer 14HK$5,627 HKD
Retailer 13HK$6,544 HKD
Retailer 2HK$6,615 HKD
Retailer 8HK$6,842 HKD
Retailer 4HK$7,924 HKD
Retailer 9HK$10,251 HKD
Retailer 15HK$13,472 HKD
Retailer 7HK$14,773 HKD
Retailer 10HK$15,393 HKD
Brilliant EarthHK$23,669 HKD

45 data points across 15 retailers

16 retailersHK$3,378 HKD to HK$23,669 HKD

A
Cheapest Retailer
-
HK$3,378 HKD
A
Retailer 2
-
HK$3,785 HKD
View
A
Retailer 3
-
HK$3,911 HKD
View
Final sale: no returns
A
Retailer 4
-
HK$4,193 HKD
View
Retailer 5
-
HK$4,381 HKD
View
Price last confirmed 21 days ago
A
Retailer 6
-
HK$5,329 HKD
View
B+
Retailer 7
-
HK$5,627 HKD
View
A
Retailer 8
-
HK$6,544 HKD
View
A
Retailer 9
-
HK$6,615 HKD
View
A
Retailer 10
-
HK$6,842 HKD
View
A
Retailer 11
-
HK$7,924 HKD
View
B+
Retailer 12
-
HK$10,251 HKD
View
B+
Retailer 13
-
HK$13,472 HKD
View
B
Retailer 14
-
HK$14,773 HKD
View
B
Retailer 15
-
HK$15,393 HKD
View
Most Expensive
B
Brilliant Earth
17470556A · Nov 6
HK$23,669 HKD
$3,020 USD
View
15 more retailers have this diamond
Prices start from HK$3,378 HKDSave up to HK$20,291 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.

A
3.03ct Oval
HK$3,378 HKD