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Oval|Lab Grown|IGI

3.05ct E SI1 Oval Lab Grown Diamond

ID • E/SI1 • IGI LG678584096

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG678584096

Diamond specifications and retailer prices

From HK$3,401 HKD
As of November 6, 2026
Save HK$20,424 HKD (86%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: HK$23,826 HKD at Brilliant Earth · As of November 6, 2026
View at Brilliant Earth

About this 3.05ct lab-grown oval diamond

This 3.05ct 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 LG678584096 or 678584096. Listed at 18 retailers as of November 6, 2026, with prices from HK$3,401 to HK$23,826, a HK$20,424 spread on the same certified stone. Brilliant Earth lists it at HK$23,826. 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

3.05
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle36.8°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG678584096
Dimensions11.46 × 8.22 × 5.12 mm
L/W Ratio1.39
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.46 mm8.22 mm3.05 ctE / SI1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG678584096
Side View
Table 62.0%Crown 36.8°Girdle: THN-STKPavilion 40.7°Culet: NoneDepth 62.3%

Caratlytics Score

How it works →
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$23,826 HKD|Low: HK$3,401 HKD|High: HK$25,942 HKD|Avg: HK$9,301 HKD|-8.2%
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
Retailer 16
November 6, 2026
Retailer 8HK$3,401 HKD
Retailer 7HK$3,809 HKD
Retailer 14HK$3,934 HKD
Retailer 15HK$4,217 HKD
Retailer 9HK$5,133 HKD
Retailer 5HK$5,329 HKD
Retailer 3HK$5,643 HKD
Retailer 16HK$6,576 HKD
Retailer 2HK$6,654 HKD
Retailer 10HK$6,889 HKD
Retailer 6HK$8,018 HKD
Retailer 13HK$11,827 HKD
Retailer 4HK$13,551 HKD
Retailer 12HK$14,891 HKD
Retailer 11HK$15,448 HKD
Brilliant EarthHK$23,826 HKD

40 data points across 16 retailers

18 retailersHK$3,401 HKD to HK$23,826 HKD

A
Cheapest Retailer
-
HK$3,401 HKD
A
Retailer 2
-
HK$3,809 HKD
View
A
Retailer 3
-
HK$3,934 HKD
View
Final sale: no returns
A
Retailer 4
-
HK$4,217 HKD
View
Retailer 5
-
HK$4,412 HKD
View
Price last confirmed 21 days ago
A
Retailer 6
-
HK$5,133 HKD
View
A
Retailer 7
-
HK$5,329 HKD
View
B+
Retailer 8
-
HK$5,643 HKD
View
A
Retailer 9
-
HK$6,576 HKD
View
A
Retailer 10
-
HK$6,654 HKD
View
A
Retailer 11
-
HK$6,889 HKD
View
B+
Retailer 12
-
HK$8,018 HKD
View
B+
Retailer 13
-
HK$10,322 HKD
View
B+
Retailer 14
-
HK$11,827 HKD
View
B
Retailer 15
-
HK$13,551 HKD
View
B
Retailer 16
-
HK$14,891 HKD
View
B
Retailer 17
-
HK$15,448 HKD
View
Most Expensive
B
Brilliant Earth
17470296A · Nov 6
HK$23,826 HKD
$3,040 USD
View
17 more retailers have this diamond
Prices start from HK$3,401 HKDSave up to HK$20,424 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
3.05ct Oval
HK$3,401 HKD