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Oval|Lab Grown|IGI

3.01ct D SI1 Oval Lab Grown Diamond

ID • D/SI1 • IGI LG678584320

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG678584320

Diamond specifications and retailer prices

From HK$3,499 HKD
$446 USD
As of October 29, 2026
Save HK$17,920 HKD (84%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: HK$21,419 HKD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 3.01ct lab-grown oval diamond

This 3.01ct 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 LG678584320 or 678584320. Listed at 18 retailers as of October 29, 2026, with prices from HK$3,499 to HK$21,419, a HK$17,920 spread on the same certified stone. Brilliant Earth lists it at HK$21,419. 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

3.01
Carat
D
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle34.1°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG678584320
Dimensions11.18 × 8.23 × 5.19 mm
L/W Ratio1.36
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.18 mm8.23 mm3.01 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG678584320
Side View
Table 60.0%Crown 34.1°Girdle: MED-STKPavilion 41.1°Culet: NoneDepth 63.1%

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: Oct 29
Current: HK$21,419 HKD|Low: HK$3,397 HKD|High: HK$21,419 HKD|Avg: HK$8,424 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
Retailer 16
Retailer 17
October 31, 2026
Retailer 7HK$3,499 HKD
Retailer 5HK$3,923 HKD
Retailer 6HK$4,017 HKD
Retailer 14HK$4,339 HKD
Retailer 9HK$4,386 HKD
Retailer 3HK$5,453 HKD
Retailer 16HK$5,767 HKD
Retailer 12HK$5,934 HKD
Retailer 15HK$6,677 HKD
Retailer 2HK$6,813 HKD
Retailer 10HK$7,175 HKD
Retailer 11HK$10,411 HKD
Retailer 4HK$11,886 HKD
Retailer 17HK$13,950 HKD
Retailer 8HK$15,731 HKD
Retailer 13HK$16,022 HKD
Brilliant EarthHK$21,419 HKD

44 data points across 17 retailers

18 retailersHK$3,499 HKD to HK$21,419 HKD

A
Cheapest Retailer
-
HK$3,499 HKD
$446 USD
A
Retailer 2
-
HK$3,923 HKD
$500 USD
View
A
Retailer 3
-
HK$4,017 HKD
$512 USD
View
Final sale: no returns
A
Retailer 4
-
HK$4,339 HKD
$553 USD
View
Retailer 5
-
HK$4,386 HKD
$559 USD
View
Price last confirmed 15 days ago
A
Retailer 6
-
HK$5,453 HKD
$695 USD
View
B+
Retailer 7
-
HK$5,767 HKD
$735 USD
View
A
Retailer 8
-
HK$5,934 HKD
£596 GBP
View
A
Retailer 9
-
HK$6,677 HKD
$851 USD
View
Retailer 10
-
HK$6,813 HKD
€827 EUR
View
A
Retailer 11
-
HK$7,175 HKD
£720 GBP
View
B+
Retailer 12
-
HK$10,411 HKD
$1,327 USD
View
B
Retailer 13
-
HK$11,886 HKD
$1,515 USD
View
B
Retailer 14
-
HK$13,950 HKD
$1,778 USD
View
B
Retailer 15
-
HK$15,731 HKD
$2,005 USD
View
B
Retailer 16
-
HK$16,022 HKD
£1,608 GBP
View
Retailer 17
-
HK$16,105 HKD
$2,053 USD
View
Price last confirmed 75 days ago
Most Expensive
B
Brilliant Earth
17470619A · Oct 29
HK$21,419 HKD
$2,730 USD
View
17 more retailers have this diamond
Prices start from HK$3,499 HKDSave up to HK$17,920 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
3.01ct Oval
HK$3,499 HKD