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11.56ct F SI1 Round Lab Grown Diamond

ID • F/SI1 • IGI LG577382882

Shape and cutting style on the report: Round brilliant

Certificate IGI LG577382882

Diamond specifications and retailer prices

From HK$10,953 HKD
£1,099 GBP
As of November 2, 2026
Save HK$42,298 HKD (79%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: HK$53,251 HKD at Adiamor · As of November 2, 2026
View at Adiamor

About this 11.56ct lab-grown round diamond

This 11.56ct lab-grown round sits in the over five carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG577382882 or 577382882. Listed at 14 retailers as of November 2, 2026, with prices from HK$10,953 to HK$53,251, a HK$42,298 spread on the same certified stone. Adiamor lists it at HK$53,251. 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

11.56
Carat
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.1°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG577382882
Dimensions14.50 × 14.61 × 8.92 mm
L/W Ratio1.01
Girdle conditionFaceted
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
14.50 mm14.61 mm11.56 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG577382882
Side View
Table 56.5%Crown 34.1°Girdle: MediumPavilion 40.8°Culet: NoneDepth 61.3%

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: Nov 2
Current: HK$53,251 HKD|Low: HK$10,953 HKD|High: HK$184,302 HKD|Avg: HK$43,258 HKD
Adiamor
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
November 2, 2026
Retailer 2HK$10,953 HKD
Retailer 13HK$11,753 HKD
Retailer 11HK$12,789 HKD
Retailer 3HK$13,637 HKD
Retailer 14HK$14,986 HKD
Retailer 4HK$16,069 HKD
Retailer 16HK$18,070 HKD
Retailer 9HK$19,186 HKD
Retailer 10HK$21,490 HKD
Retailer 15HK$21,972 HKD
Retailer 12HK$24,754 HKD
Retailer 6HK$25,563 HKD
Retailer 5HK$43,114 HKD
AdiamorHK$53,251 HKD
Retailer 8HK$135,424 HKD
Retailer 7HK$184,302 HKD

6 data points across 16 retailers

14 retailersHK$10,953 HKD to HK$53,251 HKD

A
Cheapest Retailer
-
HK$10,953 HKD
£1,099 GBP
A
Retailer 2
-
HK$11,753 HKD
$1,498 USD
View
A
Retailer 3
-
HK$12,789 HKD
$1,630 USD
View
A
Retailer 4
-
HK$13,637 HKD
$1,738 USD
View
A
Retailer 5
-
HK$14,986 HKD
$1,910 USD
View
A
Retailer 6
-
HK$16,069 HKD
View
A
Retailer 7
-
HK$18,070 HKD
$2,303 USD
View
A
Retailer 8
-
HK$19,186 HKD
£1,925 GBP
View
B+
Retailer 9
-
HK$21,490 HKD
$2,739 USD
View
A
Retailer 10
-
HK$21,972 HKD
€2,667 EUR
View
B+
Retailer 11
-
HK$24,754 HKD
$3,155 USD
View
B+
Retailer 12
-
HK$25,563 HKD
$3,258 USD
View
B
Retailer 13
-
HK$43,114 HKD
$5,495 USD
View
Most Expensive
B
Adiamor
D-82834942 · Nov 2
HK$53,251 HKD
$6,787 USD
View
13 more retailers have this diamond
Prices start from HK$10,953 HKDSave up to HK$42,298 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
11.56ct Round
HK$10,953 HKD