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Oval|Lab Grown|IGI

1.50ct E SI1 Oval Lab Grown Diamond

ID • E/SI1 • IGI LG526279690

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG526279690

Diamond specifications and retailer prices

From HK$9,180 HKD
$1,170 USD
As of October 29, 2026
Save HK$13,316 HKD (59%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: HK$29,832 HKD at NZ Jewellers · As of October 28, 2026
View at NZ Jewellers

About this 1.5ct lab-grown oval diamond

This 1.5ct lab-grown oval sits in the one-and-a-half to two carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG526279690 or 526279690. Listed at 12 retailers as of October 29, 2026, with a 145% 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

1.50
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.8°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG526279690
Dimensions8.52 × 6.41 × 4.24 mm
L/W Ratio1.33
Girdle conditionFaceted
Cert comments
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
8.52 mm6.41 mm1.50 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG526279690
Side View
Table 57.0%Crown 38.8°Girdle: MED-THKPavilion 40.2°Culet: NoneDepth 66.1%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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$22,497 HKD|Low: HK$9,180 HKD|High: HK$46,058 HKD|Avg: HK$19,977 HKD|-0.9%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 29, 2026
Retailer 6HK$9,180 HKD
Retailer 10HK$10,305 HKD
Retailer 5HK$13,723 HKD
Retailer 9HK$15,355 HKD
Retailer 7HK$15,912 HKD
Retailer 2HK$17,223 HKD
Retailer 1HK$22,497 HKD
Retailer 8HK$24,983 HKD
Retailer 4HK$27,439 HKD
Retailer 3HK$45,699 HKD

39 data points across 10 retailers

12 retailersHK$9,180 HKD to HK$22,497 HKD

B
Cheapest Retailer
-
HK$9,180 HKD
$1,170 USD
B
Retailer 2
-
HK$13,723 HKD
$1,749 USD
View
B
Retailer 3
-
HK$14,924 HKD
$1,902 USD
View
B
Retailer 4
-
HK$15,355 HKD
$1,957 USD
View
Final sale: no returns
B
Retailer 5
-
HK$15,912 HKD
$2,028 USD
View
Price last confirmed 16 days ago
B
Retailer 6
-
HK$15,912 HKD
$2,028 USD
View
B
Retailer 7
-
HK$17,223 HKD
$2,195 USD
View
B
Retailer 8
-
HK$22,497 HKD
£2,258 GBP
View
B
Retailer 9
-
HK$24,983 HKD
$3,184 USD
View
Price under review
B
Retailer 10
-
HK$27,439 HKD
$3,497 USD
View
Price under review
Most Expensive
B
NZ Jewellers
fb839bcf-edda-4d33-844b-ebeb888cef9c · Oct 28
HK$29,832 HKD
$3,802 USD
View
Price under review
10 more retailers have this diamond
Prices start from HK$9,180 HKDSave up to HK$13,316 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
1.50ct Oval
HK$9,180 HKD