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Asscher|Lab Grown|IGI

4.00ct D FL Asscher Lab Grown Diamond

ID • D/FL • IGI LG780663834

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG780663834

Diamond specifications and retailer prices

From $4,442 USD
As of October 31, 2026
Save $18,418 USD (81%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $22,860 USD at Taylor and Hart · As of October 30, 2026
View at Taylor and Hart

About this 4ct lab-grown asscher diamond

This 4ct 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 LG780663834 or 780663834. Listed at 14 retailers as of October 30, 2026, with prices from $4,442 to $22,860, a $18,418 spread on the same certified stone. Taylor and Hart lists it at $22,860. 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

4.00
Carat
D
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.9°
Pavilion angle41.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG780663834
Dimensions8.71 × 8.71 × 5.77 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
8.71 mm8.71 mm4.00 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG780663834
Side View
Table 64.0%Crown 36.9°Girdle: Slightly ThickPavilion 41.5°Culet: NoneDepth 66.2%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: $8,244 USD|Low: $4,442 USD|High: $22,860 USD|Avg: $13,042 USD|-19.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Taylor and Hart
October 31, 2026
Retailer 2$4,442 USD
Retailer 11$5,391 USD
Retailer 1$8,244 USD
Retailer 4$8,269 USD
Retailer 10$8,470 USD
Retailer 3$10,050 USD
Retailer 8$10,735 USD
Retailer 5$11,075 USD
Retailer 12$12,713 USD
Retailer 9$13,245 USD
Retailer 6$13,700 USD
Retailer 7$13,780 USD
Retailer 13$17,600 USD
Taylor and Hart$22,860 USD

40 data points across 14 retailers

14 retailers$4,442 USD to $22,860 USD

A
Cheapest Retailer
-
$4,442 USD
A
Retailer 2
-
$5,391 USD
View
A
Retailer 3
-
$8,244 USD
£6,492 GBP
View
A
Retailer 4
-
$8,269 USD
HK$64,600 HKD
View
Retailer 5
-
$8,470 USD
View
Price last confirmed 12 days ago
B+
Retailer 6
-
$10,050 USD
View
B+
Retailer 7
-
$10,735 USD
€10,224 EUR
View
B+
Retailer 8
-
$11,075 USD
View
B+
Retailer 9
-
$12,713 USD
View
B+
Retailer 10
-
$13,245 USD
£10,429 GBP
View
B+
Retailer 11
-
$13,700 USD
View
B+
Retailer 12
-
$13,780 USD
ZAR 222,620 ZAR
View
B+
Retailer 13
-
$17,600 USD
View
Most Expensive
B
Taylor and Hart
S2D1YXM · Oct 30
$22,860 USD
View
13 more retailers have this diamond
Prices start from $4,442 USDSave up to $18,418 USD

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
4.00ct Asscher
$4,442 USD