CaratHunter
Plans
Oval|Lab Grown|IGI

1.09ct I SI1 Oval Lab Grown Diamond

ID • I/SI1 • IGI LG445035846

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG445035846

Diamond specifications and retailer prices

From HK$5,021 HKD
$640 USD
As of October 31, 2026
Save HK$28,338 HKD (85%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: HK$33,360 HKD at MOH London · As of November 1, 2026
View at MOH London

About this 1.09ct lab-grown oval diamond

This 1.09ct lab-grown oval sits in the classic one-carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG445035846 or 445035846. Listed at 11 retailers as of October 31, 2026, with prices from HK$5,021 to HK$33,360, a HK$28,338 spread on the same certified stone. MOH London lists it at HK$33,360. 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

1.09
Carat
I
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle34.5°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG445035846
Dimensions8.11 × 5.76 × 3.61 mm
L/W Ratio1.41
Girdle conditionFaceted
Culet sizePointed
Cert comments
undefined
Top View
8.11 mm5.76 mm1.09 ctI / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG445035846
Side View
Table 59.5%Crown 34.5°Girdle: MED-THKPavilion 40.9°Culet: NoneDepth 62.7%

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 31
Current: HK$33,360 HKD|Low: HK$5,021 HKD|High: HK$33,808 HKD|Avg: HK$15,162 HKD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 1, 2026
Retailer 2HK$5,021 HKD
Retailer 4HK$8,481 HKD
Retailer 7HK$9,493 HKD
Retailer 5HK$9,839 HKD
Retailer 8HK$9,839 HKD
Retailer 9HK$11,219 HKD
Retailer 11HK$14,012 HKD
Retailer 6HK$15,668 HKD
Retailer 10HK$19,952 HKD
Retailer 3HK$28,168 HKD
MOH LondonHK$33,360 HKD

14 data points across 11 retailers

11 retailersHK$5,021 HKD to HK$33,360 HKD

A
Cheapest Retailer
-
HK$5,021 HKD
$640 USD
B+
Retailer 2
-
HK$8,481 HKD
$1,081 USD
View
B+
Retailer 3
-
HK$9,227 HKD
$1,176 USD
View
B+
Retailer 4
-
HK$9,493 HKD
$1,210 USD
View
Final sale: no returns
B+
Retailer 5
-
HK$9,839 HKD
$1,254 USD
View
Retailer 6
-
HK$9,839 HKD
$1,254 USD
View
Price last confirmed 20 days ago
B
Retailer 7
-
HK$11,219 HKD
$1,430 USD
View
B
Retailer 8
-
HK$15,668 HKD
$1,997 USD
View
B
Retailer 9
-
HK$18,437 HKD
$2,350 USD
View
B
Retailer 10
-
HK$19,952 HKD
$2,543 USD
View
Most Expensive
B
MOH London
LG445035846 · Nov 1
HK$33,360 HKD
£3,348 GBP
View
10 more retailers have this diamond
Prices start from HK$5,021 HKDSave up to HK$28,338 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
1.09ct Oval
HK$5,021 HKD