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Round|Lab Grown|IGI

0.90ct I SI1 Round Lab Grown Diamond

ID • I/SI1 • IGI LG425067080

Shape and cutting style on the report: Round brilliant

Certificate IGI LG425067080

Diamond specifications and retailer prices

From HK$4,158 HKD
$530 USD
As of October 30, 2026
Save HK$21,967 HKD (84%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: HK$26,126 HKD at MOH London · As of October 29, 2026
View at MOH London

About this 0.9ct lab-grown round diamond

This 0.9ct lab-grown round sits in the just-under-one-carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG425067080 or 425067080. Listed at 11 retailers as of October 29, 2026, with prices from HK$4,158 to HK$26,126, a HK$21,967 spread on the same certified stone. MOH London lists it at HK$26,126. 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

0.90
Carat
I
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.9°
Pavilion angle40°
OriginLab Grown
Grading LabIGI
CertificateIGI LG425067080
Dimensions6.17 × 6.21 × 3.75 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeNone
Cert comments
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Top View
6.17 mm6.21 mm0.90 ctI / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG425067080
Side View
Table 59.0%Crown 35.9°GirdlePavilion 40°Culet: NoneDepth 60.6%

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 30
Current: HK$26,126 HKD|Low: HK$4,158 HKD|High: HK$26,305 HKD|Avg: HK$10,539 HKD|+0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 30, 2026
Retailer 2HK$4,158 HKD
Retailer 7HK$5,978 HKD
Retailer 11HK$6,504 HKD
Retailer 10HK$6,692 HKD
Retailer 8HK$6,936 HKD
Retailer 3HK$8,316 HKD
Retailer 12HK$10,042 HKD
Retailer 4HK$10,741 HKD
Retailer 9HK$11,227 HKD
Retailer 5HK$11,978 HKD
Retailer 6HK$16,492 HKD
MOH LondonHK$26,126 HKD

20 data points across 12 retailers

11 retailersHK$4,158 HKD to HK$26,126 HKD

A
Cheapest Retailer
-
HK$4,158 HKD
$530 USD
B+
Retailer 2
-
HK$5,978 HKD
$762 USD
View
B+
Retailer 3
-
HK$6,504 HKD
$829 USD
View
B+
Retailer 4
-
HK$6,692 HKD
$853 USD
View
Final sale: no returns
Retailer 5
-
HK$6,936 HKD
$884 USD
View
Price last confirmed 18 days ago
B+
Retailer 6
-
HK$6,936 HKD
$884 USD
View
B
Retailer 7
-
HK$11,227 HKD
$1,431 USD
View
B
Retailer 8
-
HK$11,978 HKD
€1,454 EUR
View
B
Retailer 9
-
HK$16,492 HKD
$2,102 USD
View
B
Retailer 10
-
HK$19,497 HKD
$2,485 USD
View
Most Expensive
B
MOH London
LG425067080 · Oct 29
HK$26,126 HKD
£2,622 GBP
View
10 more retailers have this diamond
Prices start from HK$4,158 HKDSave up to HK$21,967 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
0.90ct Round
HK$4,158 HKD