CaratHunter
Plans
Asscher|Lab Grown|IGI

4.08ct F SI1 Asscher Lab Grown Diamond

ID • F/SI1 • IGI LG645483471

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG645483471

Diamond specifications and retailer prices

From HK$3,523 HKD
$449 USD
As of October 30, 2026
Save HK$16,445 HKD (82%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: HK$19,967 HKD at Rare Carat · As of November 1, 2026
View at Rare Carat

About this 4.08ct lab-grown asscher diamond

This 4.08ct lab-grown asscher 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 LG645483471 or 645483471. Listed at 14 retailers as of October 30, 2026, with prices from HK$3,523 to HK$19,967, a HK$16,445 spread on the same certified stone. Rare Carat lists it at HK$19,967. 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

4.08
Carat
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.9°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG645483471
Dimensions8.83 × 8.80 × 5.85 mm
L/W Ratio1.00
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.83 mm8.80 mm4.08 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG645483471
Side View
Table 66.0%Crown 39.9°Girdle: MediumPavilion 40.4°Culet: NoneDepth 66.5%

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 30
Current: HK$19,967 HKD|Low: HK$3,523 HKD|High: HK$51,703 HKD|Avg: HK$14,044 HKD|-32.3%
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
November 2, 2026
Retailer 5HK$3,523 HKD
Retailer 2HK$3,766 HKD
Retailer 4HK$3,946 HKD
Retailer 11HK$4,362 HKD
Retailer 15HK$4,820 HKD
Retailer 12HK$5,492 HKD
Retailer 3HK$6,849 HKD
Retailer 14HK$7,069 HKD
Retailer 9HK$7,221 HKD
Retailer 6HK$9,795 HKD
Retailer 10HK$11,737 HKD
Retailer 16HK$14,036 HKD
Retailer 13HK$16,122 HKD
Rare CaratHK$19,967 HKD
Retailer 8HK$35,426 HKD
Retailer 7HK$51,703 HKD

7 data points across 16 retailers

14 retailersHK$3,523 HKD to HK$19,967 HKD

A
Cheapest Retailer
-
HK$3,523 HKD
$449 USD
A
Retailer 2
-
HK$3,766 HKD
£378 GBP
View
A
Retailer 3
-
HK$3,946 HKD
$503 USD
View
A
Retailer 4
-
HK$4,362 HKD
$556 USD
View
A
Retailer 5
-
HK$4,820 HKD
View
A
Retailer 6
-
HK$5,492 HKD
$700 USD
View
B+
Retailer 7
-
HK$6,849 HKD
$873 USD
View
A
Retailer 8
-
HK$7,069 HKD
$901 USD
View
A
Retailer 9
-
HK$7,221 HKD
£725 GBP
View
B+
Retailer 10
-
HK$11,737 HKD
$1,496 USD
View
B+
Retailer 11
-
HK$14,036 HKD
$1,789 USD
View
B+
Retailer 12
-
HK$16,122 HKD
£1,618 GBP
View
B+
Retailer 13
-
HK$16,402 HKD
£1,646 GBP
View
Most Expensive
B
Rare Carat
KI4714834KF645 · Nov 1
HK$19,967 HKD
$2,545 USD
View
13 more retailers have this diamond
Prices start from HK$3,523 HKDSave up to HK$16,445 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
4.08ct Asscher
HK$3,523 HKD