CaratHunter
Plans
Asscher|Lab Grown|IGI

4.09ct D FL Asscher Lab Grown Diamond

ID • D/FL • IGI LG780663837

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG780663837

Diamond specifications and retailer prices

From HK$36,239 HKD
$4,619 USD
As of October 31, 2026
Save HK$146,347 HKD (80%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: HK$182,586 HKD at Taylor and Hart · As of October 30, 2026
View at Taylor and Hart

About this 4.09ct lab-grown asscher diamond

This 4.09ct lab-grown asscher sits in the three to five carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG780663837 or 780663837. Listed at 11 retailers as of October 30, 2026, with prices from HK$36,239 to HK$182,586, a HK$146,347 spread on the same certified stone. Taylor and Hart lists it at HK$182,586. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

4.09
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle29.4°
Pavilion angle42.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG780663837
Dimensions8.77 × 8.77 × 5.76 mm
L/W Ratio1.00
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
8.77 mm8.77 mm4.09 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG780663837
Side View
Table 62.0%Crown 29.4°Girdle: MED-STKPavilion 42.5°Culet: NoneDepth 65.7%

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 31
Current: HK$109,918 HKD|Low: HK$36,239 HKD|High: HK$263,600 HKD|Avg: HK$115,301 HKD|-36.9%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Taylor and Hart
October 30, 2026
Retailer 10HK$36,239 HKD
Retailer 8HK$43,175 HKD
Retailer 2HK$66,280 HKD
Retailer 4HK$66,478 HKD
Retailer 7HK$67,238 HKD
Retailer 11HK$80,615 HKD
Retailer 5HK$86,120 HKD
Retailer 6HK$106,167 HKD
Retailer 1HK$109,918 HKD
Retailer 9HK$141,191 HKD
Taylor and HartHK$182,586 HKD
Retailer 3HK$263,600 HKD

37 data points across 12 retailers

11 retailersHK$36,239 HKD to HK$182,586 HKD

A
Cheapest Retailer
-
HK$36,239 HKD
$4,619 USD
A
Retailer 2
-
HK$43,175 HKD
$5,503 USD
View
A
Retailer 3
-
HK$66,280 HKD
View
A
Retailer 4
-
HK$66,478 HKD
£6,672 GBP
View
Retailer 5
-
HK$67,238 HKD
$8,570 USD
View
Price last confirmed 12 days ago
B+
Retailer 6
-
HK$80,615 HKD
$10,275 USD
View
B+
Retailer 7
-
HK$86,120 HKD
€10,454 EUR
View
B+
Retailer 8
-
HK$106,167 HKD
£10,655 GBP
View
B+
Retailer 9
-
HK$109,918 HKD
$14,010 USD
View
B+
Retailer 10
-
HK$141,191 HKD
$17,996 USD
View
Most Expensive
B
Taylor and Hart
584E526 · Oct 30
HK$182,586 HKD
$23,272 USD
View
10 more retailers have this diamond
Prices start from HK$36,239 HKDSave up to HK$146,347 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
4.09ct Asscher
HK$36,239 HKD