CaratHunter
Plans
Round|Lab Grown|IGI

3.56ct F SI1 Round Lab Grown Diamond

ID • F/SI1 • IGI LG634434828

Shape and cutting style on the report: Round brilliant

Certificate IGI LG634434828

Diamond specifications and retailer prices

From HK$5,688 HKD
$725 USD
As of November 2, 2026
Save HK$16,045 HKD (74%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: HK$21,734 HKD at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

About this 3.56ct lab-grown round diamond

This 3.56ct lab-grown round sits in the three to five carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG634434828 or 634434828. Listed at 14 retailers as of November 2, 2026, with prices from HK$5,688 to HK$21,734, a HK$16,045 spread on the same certified stone. Brilliant Earth lists it at HK$21,734. 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

3.56
Carat
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.4°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG634434828
Dimensions9.90 × 9.83 × 6.01 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
HEARTS & ARROWS This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
9.90 mm9.83 mm3.56 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG634434828
Side View
Table 57.0%Crown 34.4°Girdle: MediumPavilion 40.8°Culet: NoneDepth 60.9%

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$21,734 HKD|Low: HK$3,923 HKD|High: HK$23,224 HKD|Avg: HK$10,025 HKD|-6.4%
Brilliant Earth
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 4HK$3,923 HKD
Retailer 3HK$5,531 HKD
Retailer 6HK$5,688 HKD
Retailer 2HK$6,640 HKD
Retailer 12HK$7,179 HKD
Retailer 5HK$7,612 HKD
Retailer 10HK$7,673 HKD
Retailer 11HK$10,357 HKD
Retailer 7HK$12,373 HKD
Retailer 8HK$14,829 HKD
Retailer 9HK$16,990 HKD
Brilliant EarthHK$21,734 HKD

37 data points across 12 retailers

14 retailersHK$5,688 HKD to HK$21,734 HKD

Retailer 1
-
HK$3,162 HKD
$403 USD
Price last confirmed 40 days ago
Retailer 2
-
HK$3,546 HKD
$452 USD
View
Price last confirmed 40 days ago
Retailer 3
-
HK$3,876 HKD
$494 USD
View
Price last confirmed 36 days ago
A
Retailer 4
-
HK$5,688 HKD
$725 USD
View
A
Retailer 5
-
HK$6,640 HKD
€806 EUR
View
B+
Retailer 6
-
HK$7,179 HKD
$915 USD
View
A
Retailer 7
-
HK$7,612 HKD
£764 GBP
View
A
Retailer 8
-
HK$7,673 HKD
$978 USD
View
B+
Retailer 9
-
HK$10,357 HKD
$1,320 USD
View
B
Retailer 10
-
HK$12,373 HKD
$1,577 USD
View
Retailer 11
-
HK$12,617 HKD
$1,608 USD
View
Price last confirmed 37 days ago
B
Retailer 12
-
HK$14,829 HKD
$1,890 USD
View
Retailer 13
-
HK$16,990 HKD
£1,705 GBP
View
Price last confirmed 12 days ago
Most Expensive
B
Brilliant Earth
10434013A · Nov 2
HK$21,734 HKD
$2,770 USD
View
13 more retailers have this diamond
Prices start from HK$5,688 HKDSave up to HK$16,045 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
3.56ct Round
HK$5,688 HKD