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Oval|Lab Grown|IGI

4.05ct E SI2 Oval Lab Grown Diamond

VG • E/SI2 • IGI LG839647951

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG839647951

Diamond specifications and retailer prices

From HK$4,868 HKD
£488 GBP
As of October 27, 2026
Save HK$34,050 HKD (87%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: HK$38,918 HKD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 4.05ct lab-grown oval diamond

This 4.05ct lab-grown oval sits in the three to five carat band, graded E colour (colourless) and SI2 clarity (slightly-included), with a very-good cut grade and certified by IGI LG839647951 or 839647951. Listed at 11 retailers as of October 27, 2026, with prices from HK$4,868 to HK$38,918, a HK$34,050 spread on the same certified stone. Brilliant Earth lists it at HK$38,918. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

4.05
Carat
E
Colour
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.5°
Pavilion angle42°
OriginLab Grown
Grading LabIGI
CertificateIGI LG839647951
Dimensions12.44 × 8.87 × 5.77 mm
L/W Ratio1.40
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.44 mm8.87 mm4.05 ctE / SI2
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG839647951
Side View
Table 59.0%Crown 33.5°Girdle: STK-THKPavilion 42°Culet: NoneDepth 65.1%

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 27
Current: HK$38,918 HKD|Low: HK$4,857 HKD|High: HK$38,918 HKD|Avg: HK$18,974 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
October 27, 2026
Retailer 2HK$4,868 HKD
Retailer 10HK$5,077 HKD
Retailer 9HK$6,126 HKD
Retailer 6HK$8,662 HKD
Retailer 5HK$8,735 HKD
Retailer 4HK$12,641 HKD
Retailer 7HK$13,959 HKD
Retailer 3HK$17,268 HKD
Retailer 11HK$17,796 HKD
Retailer 12HK$21,381 HKD
Retailer 8HK$24,454 HKD
Brilliant EarthHK$38,918 HKD

26 data points across 12 retailers

11 retailersHK$4,868 HKD to HK$38,918 HKD

A
Cheapest Retailer
-
HK$4,868 HKD
£488 GBP
A
Retailer 2
-
HK$5,077 HKD
$647 USD
View
Final sale: no returns
A
Retailer 3
-
HK$6,126 HKD
View
B+
Retailer 4
-
HK$8,662 HKD
$1,104 USD
View
B+
Retailer 5
-
HK$8,735 HKD
£877 GBP
View
B
Retailer 6
-
HK$12,641 HKD
$1,611 USD
View
B+
Retailer 7
-
HK$13,959 HKD
$1,779 USD
View
B
Retailer 8
-
HK$17,796 HKD
SGD 3,065 SGD
View
Retailer 9
-
HK$21,381 HKD
$2,725 USD
View
Price last confirmed 8 days ago
B
Retailer 10
-
HK$24,454 HKD
£2,454 GBP
View
Most Expensive
B
Brilliant Earth
21808562A · Oct 29
HK$38,918 HKD
$4,960 USD
View
10 more retailers have this diamond
Prices start from HK$4,868 HKDSave up to HK$34,050 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
4.05ct Oval
HK$4,868 HKD