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0.91ct F SI1 Round Lab Grown Diamond

ID • F/SI1 • IGI LG541250595

Shape and cutting style on the report: Round brilliant

Certificate IGI LG541250595

Diamond specifications and retailer prices

From HK$1,483 HKD
$189 USD
As of October 29, 2026
Save HK$7,165 HKD (83%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: HK$8,648 HKD at MOH London · As of October 29, 2026
View at MOH London

About this 0.91ct lab-grown round diamond

This 0.91ct lab-grown round sits in the just-under-one-carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG541250595 or 541250595. Listed at 17 retailers as of October 29, 2026, with prices from HK$1,483 to HK$8,648, a HK$7,165 spread on the same certified stone. MOH London lists it at HK$8,648. 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

0.91
Carat
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.8°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG541250595
Dimensions6.27 × 6.22 × 3.77 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
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
6.27 mm6.22 mm0.91 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG541250595
Side View
Table 58.0%Crown 32.8°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 60.3%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: HK$8,648 HKD|Low: HK$1,428 HKD|High: HK$8,708 HKD|Avg: HK$3,500 HKD|+0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 29, 2026
Retailer 6HK$1,483 HKD
Retailer 10HK$1,663 HKD
Retailer 7HK$1,844 HKD
Retailer 8HK$2,495 HKD
Retailer 3HK$3,105 HKD
Retailer 4HK$3,315 HKD
Retailer 2HK$3,657 HKD
Retailer 9HK$3,679 HKD
Retailer 5HK$5,939 HKD
MOH LondonHK$8,648 HKD

42 data points across 10 retailers

17 retailersHK$1,483 HKD to HK$8,648 HKD

A
Cheapest Retailer
-
HK$1,483 HKD
$189 USD
A
Retailer 2
-
HK$1,663 HKD
$212 USD
View
Final sale: no returns
A
Retailer 3
-
HK$1,718 HKD
$219 USD
View
A
Retailer 4
-
HK$1,844 HKD
$235 USD
View
A
Retailer 5
-
HK$1,844 HKD
$235 USD
View
A
Retailer 6
-
HK$2,109 HKD
View
A
Retailer 7
-
HK$2,212 HKD
$282 USD
View
A
Retailer 8
-
HK$2,495 HKD
$318 USD
View
A
Retailer 9
-
HK$3,105 HKD
€377 EUR
View
B+
Retailer 10
-
HK$3,315 HKD
£333 GBP
View
B+
Retailer 11
-
HK$3,334 HKD
$425 USD
View
Price last confirmed 43 days ago
B+
Retailer 12
-
HK$3,657 HKD
£367 GBP
View
B+
Retailer 13
-
HK$3,679 HKD
$469 USD
View
B+
Retailer 14
-
HK$5,016 HKD
SGD 864 SGD
View
B
Retailer 15
-
HK$5,915 HKD
$754 USD
View
B
Retailer 16
-
HK$5,939 HKD
$757 USD
View
Most Expensive
B
MOH London
LG541250595 · Oct 29
HK$8,648 HKD
£868 GBP
View
16 more retailers have this diamond
Prices start from HK$1,483 HKDSave up to HK$7,165 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
0.91ct Round
HK$1,483 HKD