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Oval|Lab Grown|IGI

4.08ct E SI1 Oval Lab Grown Diamond

ID • E/SI1 • IGI LG534263397

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG534263397

Diamond specifications and retailer prices

From HK$9,438 HKD
$1,203 USD
As of October 31, 2026
Save HK$23,911 HKD (72%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: HK$53,194 HKD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 4.08ct lab-grown oval diamond

This 4.08ct lab-grown oval sits in the three to five carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG534263397 or 534263397. Listed at 14 retailers as of October 29, 2026, with a 253% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

4.08
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG534263397
Dimensions12.82 × 9.02 × 5.64 mm
L/W Ratio1.42
Girdle conditionFaceted
Culet sizePointed
Cert comments
Presence of internal laser As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
12.82 mm9.02 mm4.08 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG534263397
Side View
Table 59.5%Crown 36.5°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 62.5%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: HK$53,194 HKD|Low: HK$6,732 HKD|High: HK$54,841 HKD|Avg: HK$20,354 HKD|-3.0%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 31, 2026
Retailer 9HK$9,438 HKD
Retailer 10HK$9,784 HKD
Retailer 4HK$11,141 HKD
Retailer 8HK$12,726 HKD
Retailer 2HK$14,170 HKD
Retailer 7HK$15,578 HKD
Retailer 6HK$16,084 HKD
Retailer 11HK$19,842 HKD
Retailer 3HK$27,620 HKD
Retailer 5HK$33,350 HKD
Brilliant EarthHK$53,194 HKD

41 data points across 11 retailers

14 retailersHK$9,438 HKD to HK$33,350 HKD

Retailer 1
-
HK$8,097 HKD
$1,032 USD
Price last confirmed 29 days ago
Retailer 2
-
HK$9,172 HKD
$1,169 USD
View
Price last confirmed 35 days ago
B+
Retailer 3
-
HK$9,438 HKD
$1,203 USD
View
Final sale: no returns
Retailer 4
-
HK$9,784 HKD
$1,247 USD
View
Price last confirmed 29 days ago
B+
Retailer 5
-
HK$11,141 HKD
$1,420 USD
View
B+
Retailer 6
-
HK$12,726 HKD
$1,622 USD
View
B+
Retailer 7
-
HK$14,170 HKD
£1,422 GBP
View
B+
Retailer 8
-
HK$15,578 HKD
€1,891 EUR
View
B
Retailer 9
-
HK$16,084 HKD
$2,050 USD
View
Retailer 10
-
HK$18,335 HKD
$2,337 USD
View
Price last confirmed 24 days ago
B
Retailer 11
-
HK$19,842 HKD
$2,529 USD
View
B
Retailer 12
-
HK$27,620 HKD
$3,520 USD
View
B
Retailer 13
-
HK$33,350 HKD
£3,347 GBP
View
Most Expensive
Brilliant Earth
10022001A · Oct 29
HK$53,194 HKD
$6,780 USD
View
Price under review
13 more retailers have this diamond
Prices start from HK$9,438 HKDSave up to HK$23,911 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.

B+
4.08ct Oval
HK$9,438 HKD