CaratHunter
Plans
Emerald|Lab Grown|IGI

3.66ct G SI1 Emerald Lab Grown Diamond

ID • G/SI1 • IGI LG621431858

Shape and cutting style on the report: Emerald cut

Certificate IGI LG621431858

Diamond specifications and retailer prices

From HK$2,754 HKD
$351 USD
As of October 27, 2026
Save HK$21,647 HKD (89%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: HK$24,401 HKD at Do Amore Diamonds · As of October 28, 2026
View at Do Amore Diamonds

About this 3.66ct lab-grown emerald diamond

This 3.66ct lab-grown emerald sits in the three to five carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG621431858 or 621431858. Listed at 10 retailers as of October 27, 2026, with prices from HK$2,754 to HK$24,401, a HK$21,647 spread on the same certified stone. Do Amore Diamonds lists it at HK$24,401. 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

3.66
Carat
G
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.6°
Pavilion angle41.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG621431858
Dimensions10.51 × 7.14 × 4.83 mm
L/W Ratio1.47
Culet sizeLarge
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
10.51 mm7.14 mm3.66 ctG / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG621431858
Side View
Table 66.0%Crown 36.6°Girdle: MediumPavilion 41.5°Culet: LargeDepth 67.6%

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 27
Current: HK$24,401 HKD|Low: HK$2,754 HKD|High: HK$26,520 HKD|Avg: HK$11,101 HKD|-8.0%
Do Amore Diamonds
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
October 28, 2026
Retailer 10HK$2,754 HKD
Retailer 8HK$3,193 HKD
Retailer 3HK$3,303 HKD
Retailer 5HK$4,972 HKD
Retailer 11HK$5,484 HKD
Retailer 2HK$5,492 HKD
Retailer 4HK$7,103 HKD
Retailer 9HK$10,004 HKD
Retailer 12HK$10,311 HKD
Retailer 13HK$12,107 HKD
Retailer 7HK$14,738 HKD
Retailer 14HK$21,106 HKD
Retailer 6HK$23,094 HKD
Do Amore DiamondsHK$24,401 HKD

23 data points across 14 retailers

10 retailersHK$2,754 HKD to HK$24,401 HKD

A
Cheapest Retailer
-
HK$2,754 HKD
$351 USD
A
Retailer 2
-
HK$3,193 HKD
$407 USD
View
Retailer 3
-
HK$5,484 HKD
$699 USD
View
Price last confirmed 8 days ago
Retailer 4
-
HK$5,492 HKD
$700 USD
View
Price last confirmed 6 days ago
Retailer 5
-
HK$10,004 HKD
$1,275 USD
View
Price last confirmed 8 days ago
B+
Retailer 6
-
HK$10,311 HKD
$1,314 USD
View
Retailer 7
-
HK$12,107 HKD
$1,543 USD
View
Price last confirmed 9 days ago
Retailer 8
-
HK$14,738 HKD
£1,479 GBP
View
Price last confirmed 7 days ago
Retailer 9
-
HK$21,106 HKD
$2,690 USD
View
Price last confirmed 7 days ago
Most Expensive
B
Do Amore Diamonds
27-28B3EAC4A · Oct 28
HK$24,401 HKD
$3,110 USD
View
9 more retailers have this diamond
Prices start from HK$2,754 HKDSave up to HK$21,647 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
3.66ct Emerald
HK$2,754 HKD