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Oval|Lab Grown|IGI

4.00ct F SI1 Oval Lab Grown Diamond

VG • F/SI1 • IGI LG849660923

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG849660923

Diamond specifications and retailer prices

From HK$6,564 HKD
£659 GBP
As of November 2, 2026
Save HK$20,121 HKD (75%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: HK$26,685 HKD at MOH London · As of November 3, 2026
View at MOH London

About this 4ct lab-grown oval diamond

This 4ct lab-grown oval sits in the three to five carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI LG849660923 or 849660923. Listed at 8 retailers as of November 2, 2026, with prices from HK$6,564 to HK$26,685, a HK$20,121 spread on the same certified stone. MOH London lists it at HK$26,685. 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

4.00
Carat
F
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.2°
Pavilion angle37.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG849660923
Dimensions12.60 × 8.86 × 5.52 mm
L/W Ratio1.42
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.60 mm8.86 mm4.00 ctF / SI1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG849660923
Side View
Table 61.0%Crown 37.2°Girdle: MED-THKPavilion 37.6°Culet: NoneDepth 62.3%

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 2
Current: HK$26,685 HKD|Low: HK$6,564 HKD|High: HK$26,685 HKD|Avg: HK$12,919 HKD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 3, 2026
Retailer 2HK$6,564 HKD
Retailer 4HK$8,513 HKD
Retailer 6HK$9,690 HKD
Retailer 3HK$10,916 HKD
Retailer 7HK$11,502 HKD
Retailer 5HK$16,932 HKD
Retailer 8HK$22,828 HKD
MOH LondonHK$26,685 HKD

5 data points across 8 retailers

8 retailersHK$6,564 HKD to HK$26,685 HKD

A
Cheapest Retailer
-
HK$6,564 HKD
£659 GBP
B+
Retailer 2
-
HK$8,513 HKD
$1,085 USD
View
B+
Retailer 3
-
HK$9,690 HKD
$1,235 USD
View
B+
Retailer 4
-
HK$10,916 HKD
£1,096 GBP
View
B+
Retailer 5
-
HK$11,502 HKD
$1,466 USD
View
B
Retailer 6
-
HK$16,932 HKD
$2,158 USD
View
B
Retailer 7
-
HK$22,828 HKD
$2,909 USD
View
Most Expensive
B
MOH London
LG849660923 · Nov 3
HK$26,685 HKD
£2,678 GBP
View
7 more retailers have this diamond
Prices start from HK$6,564 HKDSave up to HK$20,121 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
4.00ct Oval
HK$6,564 HKD