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Oval|Lab Grown|IGI

11.28ct G SI1 Oval Lab Grown Diamond

EX • G/SI1 • IGI LG567352420

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG567352420

Diamond specifications and retailer prices

From HK$24,284 HKD
$3,095 USD
As of November 2, 2026
Save HK$98,369 HKD (80%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: HK$186,266 HKD at Do Amore Diamonds · As of November 2, 2026
View at Do Amore Diamonds

About this 11.28ct lab-grown oval diamond

This 11.28ct lab-grown oval sits in the over five carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG567352420 or 567352420. Listed at 14 retailers as of October 31, 2026, with a 405% 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

11.28
Carat
G
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.5°
Pavilion angle39.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG567352420
Dimensions18.39 × 12.49 × 7.66 mm
L/W Ratio1.47
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
18.39 mm12.49 mm11.28 ctG / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG567352420
Side View
Table 59.0%Crown 38.5°Girdle: MED-THKPavilion 39.3°Culet: NoneDepth 61.3%

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: Nov 2
Current: HK$186,266 HKD|Low: HK$20,164 HKD|High: HK$186,266 HKD|Avg: HK$48,993 HKD|+55.8%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 2, 2026
Retailer 3HK$20,164 HKD
Retailer 4HK$24,284 HKD
Retailer 6HK$31,424 HKD
Retailer 5HK$36,069 HKD
Retailer 12HK$39,827 HKD
Retailer 10HK$41,377 HKD
Retailer 8HK$43,326 HKD
Retailer 7HK$44,644 HKD
Retailer 2HK$45,409 HKD
Retailer 9HK$55,291 HKD
Retailer 11HK$122,653 HKD
Do Amore DiamondsHK$186,266 HKD

41 data points across 12 retailers

14 retailersHK$24,284 HKD to HK$122,653 HKD

Retailer 1
-
HK$20,164 HKD
$2,570 USD
Price last confirmed 22 days ago
Retailer 2
-
HK$23,601 HKD
$3,008 USD
View
Price last confirmed 14 days ago
B+
Retailer 3
-
HK$24,284 HKD
$3,095 USD
View
B+
Retailer 4
-
HK$31,424 HKD
$4,005 USD
View
B
Retailer 5
-
HK$32,459 HKD
$4,137 USD
View
B
Retailer 6
-
HK$39,827 HKD
$5,076 USD
View
B
Retailer 7
-
HK$41,377 HKD
View
B
Retailer 8
-
HK$43,326 HKD
$5,522 USD
View
B
Retailer 9
-
HK$44,644 HKD
$5,690 USD
View
B
Retailer 10
-
HK$45,409 HKD
£4,557 GBP
View
B
Retailer 11
-
HK$50,058 HKD
$6,380 USD
View
B
Retailer 12
-
HK$55,291 HKD
$7,047 USD
View
B
Retailer 13
-
HK$122,653 HKD
$15,632 USD
View
Most Expensive
Do Amore Diamonds
27-00B0CEB1C · Nov 2
HK$186,266 HKD
$23,740 USD
View
Price under review
13 more retailers have this diamond
Prices start from HK$24,284 HKDSave up to HK$98,369 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+
11.28ct Oval
HK$24,284 HKD