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3.56ct E SI1 Round Lab Grown Diamond

ID • E/SI1 • IGI LG689536418

Shape and cutting style on the report: Round brilliant

Certificate IGI LG689536418

Diamond specifications and retailer prices

From HK$2,974 HKD
$379 USD
As of October 29, 2026
Save HK$12,012 HKD (80%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: HK$14,985 HKD at Rare Carat · As of October 28, 2026
View at Rare Carat

About this 3.56ct lab-grown round diamond

This 3.56ct lab-grown round sits in the three to five carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG689536418 or 689536418. Listed at 14 retailers as of October 28, 2026, with prices from HK$2,974 to HK$14,985, a HK$12,012 spread on the same certified stone. Rare Carat lists it at HK$14,985. 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
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.4°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG689536418
Dimensions9.85 × 9.91 × 5.99 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.85 mm9.91 mm3.56 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG689536418
Side View
Table 57.0%Crown 34.4°Girdle: THN-MEDPavilion 40.8°Culet: NoneDepth 60.7%

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 29
Current: HK$14,985 HKD|Low: HK$2,974 HKD|High: HK$40,170 HKD|Avg: HK$12,228 HKD|-27.6%
Rare Carat
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
October 30, 2026
Retailer 10HK$2,974 HKD
Retailer 6HK$3,334 HKD
Retailer 5HK$3,687 HKD
Retailer 15HK$4,117 HKD
Retailer 11HK$4,864 HKD
Retailer 2HK$4,942 HKD
Retailer 3HK$5,869 HKD
Retailer 12HK$5,890 HKD
Retailer 14HK$6,284 HKD
Retailer 9HK$6,654 HKD
Retailer 16HK$8,654 HKD
Retailer 4HK$11,855 HKD
Retailer 13HK$14,488 HKD
Rare CaratHK$14,985 HKD
Retailer 7HK$38,267 HKD
Retailer 8HK$40,170 HKD

4 data points across 16 retailers

14 retailersHK$2,974 HKD to HK$14,985 HKD

A
Cheapest Retailer
-
HK$2,974 HKD
$379 USD
A
Retailer 2
-
HK$3,334 HKD
$425 USD
View
A
Retailer 3
-
HK$3,687 HKD
$470 USD
View
A
Retailer 4
-
HK$4,117 HKD
View
A
Retailer 5
-
HK$4,864 HKD
$620 USD
View
A
Retailer 6
-
HK$4,942 HKD
£496 GBP
View
B+
Retailer 7
-
HK$5,869 HKD
$748 USD
View
A
Retailer 8
-
HK$5,890 HKD
€715 EUR
View
A
Retailer 9
-
HK$6,284 HKD
$801 USD
View
A
Retailer 10
-
HK$6,654 HKD
£668 GBP
View
B+
Retailer 11
-
HK$8,654 HKD
$1,103 USD
View
B+
Retailer 12
-
HK$11,855 HKD
$1,511 USD
View
B
Retailer 13
-
HK$14,488 HKD
£1,454 GBP
View
Most Expensive
B
Rare Carat
KI4185364KF689 · Oct 28
HK$14,985 HKD
$1,910 USD
View
13 more retailers have this diamond
Prices start from HK$2,974 HKDSave up to HK$12,012 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$2,974 HKD