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Oval|Lab Grown|IGI

3.03ct D SI1 Oval Lab Grown Diamond

ID • D/SI1 • IGI LG678584074

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG678584074

Diamond specifications and retailer prices

From HK$3,519 HKD
As of November 6, 2026
Save HK$18,034 HKD (84%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: HK$21,553 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 D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG678584074 or 678584074. Listed at 19 retailers as of November 6, 2026, with prices from HK$3,519 to HK$21,553, a HK$18,034 spread on the same certified stone. Brilliant Earth lists it at HK$21,553. 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
D
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG678584074
Dimensions11.21 × 8.30 × 5.13 mm
L/W Ratio1.35
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.21 mm8.30 mm3.03 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG678584074
Side View
Table 61.0%Crown 34.5°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 61.8%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: HK$21,553 HKD|Low: HK$3,409 HKD|High: HK$22,807 HKD|Avg: HK$9,602 HKD|-5.5%
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$3,519 HKD
Retailer 6HK$3,942 HKD
Retailer 7HK$4,044 HKD
Retailer 14HK$4,358 HKD
Retailer 4HK$5,486 HKD
Retailer 16HK$5,800 HKD
Retailer 9HK$5,909 HKD
Retailer 15HK$6,701 HKD
Retailer 2HK$6,819 HKD
Retailer 10HK$7,140 HKD
Retailer 12HK$11,725 HKD
Retailer 5HK$12,023 HKD
Retailer 3HK$14,021 HKD
Retailer 11HK$15,636 HKD
Retailer 13HK$16,020 HKD
Brilliant EarthHK$21,553 HKD

41 data points across 16 retailers

19 retailersHK$3,519 HKD to HK$21,553 HKD

A
Cheapest Retailer
-
HK$3,519 HKD
A
Retailer 2
-
HK$3,942 HKD
View
A
Retailer 3
-
HK$4,044 HKD
View
Final sale: no returns
A
Retailer 4
-
HK$4,358 HKD
View
Retailer 5
-
HK$4,405 HKD
View
Price last confirmed 21 days ago
A
Retailer 6
-
HK$5,486 HKD
View
B+
Retailer 7
-
HK$5,800 HKD
View
A
Retailer 8
-
HK$5,909 HKD
View
A
Retailer 9
-
HK$6,701 HKD
View
A
Retailer 10
-
HK$6,819 HKD
View
A
Retailer 11
-
HK$7,140 HKD
View
B+
Retailer 12
-
HK$10,580 HKD
View
B+
Retailer 13
-
HK$11,725 HKD
View
B+
Retailer 14
-
HK$12,023 HKD
View
B+
Retailer 15
-
HK$14,021 HKD
View
B
Retailer 16
-
HK$15,636 HKD
View
B
Retailer 17
-
HK$16,020 HKD
View
Retailer 18
-
HK$16,208 HKD
View
Price last confirmed 81 days ago
Most Expensive
B
Brilliant Earth
17471284A · Nov 6
HK$21,553 HKD
$2,750 USD
View
18 more retailers have this diamond
Prices start from HK$3,519 HKDSave up to HK$18,034 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$3,519 HKD