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Oval|Lab Grown|IGI

3.03ct F SI1 Oval Lab Grown Diamond

EX • F/SI1 • IGI LG678584112

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG678584112

Diamond specifications and retailer prices

From HK$3,300 HKD
As of November 6, 2026
Save HK$31,185 HKD (90%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: HK$34,485 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 F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG678584112 or 678584112. Listed at 16 retailers as of November 6, 2026, with prices from HK$3,300 to HK$34,485, a HK$31,185 spread on the same certified stone. Brilliant Earth lists it at HK$34,485. 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
F
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31°
Pavilion angle42.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG678584112
Dimensions11.60 × 8.26 × 5.19 mm
L/W Ratio1.40
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.60 mm8.26 mm3.03 ctF / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG678584112
Side View
Table 60.0%Crown 31°Girdle: MED-STKPavilion 42.6°Culet: NoneDepth 62.8%

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$34,485 HKD|Low: HK$3,300 HKD|High: HK$34,485 HKD|Avg: HK$9,245 HKD
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 7HK$3,300 HKD
Retailer 6HK$3,699 HKD
Retailer 12HK$3,817 HKD
Retailer 13HK$4,091 HKD
Retailer 4HK$5,251 HKD
Retailer 15HK$5,502 HKD
Retailer 14HK$6,458 HKD
Retailer 8HK$6,677 HKD
Retailer 2HK$6,842 HKD
Retailer 5HK$8,080 HKD
Retailer 11HK$9,930 HKD
Retailer 3HK$13,167 HKD
Retailer 10HK$14,578 HKD
Retailer 9HK$14,993 HKD
Brilliant EarthHK$34,485 HKD

46 data points across 15 retailers

16 retailersHK$3,300 HKD to HK$34,485 HKD

A
Cheapest Retailer
-
HK$3,300 HKD
A
Retailer 2
-
HK$3,699 HKD
View
A
Retailer 3
-
HK$3,817 HKD
View
Final sale: no returns
A
Retailer 4
-
HK$4,091 HKD
View
Retailer 5
-
HK$4,271 HKD
View
Price last confirmed 12 days ago
A
Retailer 6
-
HK$5,251 HKD
View
B+
Retailer 7
-
HK$5,502 HKD
View
A
Retailer 8
-
HK$6,458 HKD
View
A
Retailer 9
-
HK$6,677 HKD
View
A
Retailer 10
-
HK$6,842 HKD
View
A
Retailer 11
-
HK$8,080 HKD
View
B+
Retailer 12
-
HK$9,930 HKD
View
B+
Retailer 13
-
HK$13,167 HKD
View
B+
Retailer 14
-
HK$14,578 HKD
View
B+
Retailer 15
-
HK$14,993 HKD
View
Most Expensive
B
Brilliant Earth
17470454A · Nov 6
HK$34,485 HKD
$4,400 USD
View
15 more retailers have this diamond
Prices start from HK$3,300 HKDSave up to HK$31,185 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$3,300 HKD