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Asscher|Lab Grown|IGI

5.09ct D FL Asscher Lab Grown Diamond

ID • D/FL • IGI LG811638304

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG811638304

Diamond specifications and retailer prices

From $18,178 AUD
$12,769 USD
As of October 30, 2026
Save $42,073 AUD (70%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $60,251 AUD at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

About this 5.09ct lab-grown asscher diamond

This 5.09ct lab-grown asscher sits in the over five carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG811638304 or 811638304. Listed at 21 retailers as of October 30, 2026, with prices from $18,178 to $60,251, a $42,073 spread on the same certified stone. Taylor and Hart lists it at $60,251. 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

5.09
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.9°
Pavilion angle38.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG811638304
Dimensions9.55 × 9.53 × 5.90 mm
L/W Ratio1.00
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
9.55 mm9.53 mm5.09 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG811638304
Side View
Table 66.0%Crown 32.9°Girdle: Slightly ThickPavilion 38.3°Culet: NoneDepth 61.9%

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: $39,634 AUD|Low: $18,178 AUD|High: $81,113 AUD|Avg: $30,435 AUD|-8.4%
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
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Taylor and Hart
October 30, 2026
Retailer 7$18,178 AUD
Retailer 4$18,614 AUD
Retailer 3$19,351 AUD
Retailer 2$19,762 AUD
Retailer 9$19,767 AUD
Retailer 11$20,359 AUD
Retailer 16$20,635 AUD
Retailer 8$20,881 AUD
Retailer 17$21,086 AUD
Retailer 15$24,566 AUD
Retailer 6$30,200 AUD
Retailer 14$31,028 AUD
Retailer 10$36,885 AUD
Retailer 13$38,749 AUD
Retailer 1$39,634 AUD
Retailer 12$42,843 AUD
Taylor and Hart$60,251 AUD
Retailer 5$81,113 AUD

31 data points across 18 retailers

21 retailers$18,178 AUD to $60,251 AUD

A
Cheapest Retailer
-
$18,178 AUD
$12,769 USD
A
Retailer 2
-
$18,614 AUD
$13,075 USD
View
A
Retailer 3
-
$19,351 AUD
$13,593 USD
View
A
Retailer 4
-
$19,762 AUD
$13,882 USD
View
Retailer 5
-
$19,767 AUD
$13,885 USD
View
Price last confirmed 10 days ago
A
Retailer 6
-
$20,359 AUD
$14,301 USD
View
Final sale: no returns
A
Retailer 7
-
$20,635 AUD
$14,495 USD
View
A
Retailer 8
-
$20,881 AUD
$14,668 USD
View
A
Retailer 9
-
$21,086 AUD
$14,812 USD
View
Retailer 10
-
$21,354 AUD
$15,000 USD
View
Price last confirmed 15 days ago
A
Retailer 11
-
$24,566 AUD
£13,588 GBP
View
A
Retailer 12
-
$30,200 AUD
£16,704 GBP
View
A
Retailer 13
-
$31,028 AUD
£17,162 GBP
View
B+
Retailer 14
-
$36,885 AUD
$25,910 USD
View
B+
Retailer 15
-
$38,749 AUD
€25,923 EUR
View
B+
Retailer 16
-
$39,606 AUD
$27,821 USD
View
B+
Retailer 17
-
$39,634 AUD
$27,841 USD
View
Retailer 18
-
$41,242 AUD
$28,970 USD
View
Price last confirmed 33 days ago
B+
Retailer 19
-
$42,843 AUD
ZAR 486,190 ZAR
View
Most Expensive
B
Taylor and Hart
VAR5PPX · Oct 31
$60,251 AUD
$42,323 USD
View
19 more retailers have this diamond
Prices start from $18,178 AUDSave up to $42,073 AUD

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
5.09ct Asscher
$18,178 AUD