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Asscher|Lab Grown|IGI

5.54ct D FL Asscher Lab Grown Diamond

EX • D/FL • IGI LG830647931

Shape and cutting style on the report: Square emerald cut

Certificate IGI LG830647931

Diamond specifications and retailer prices

From £10,983 GBP
$14,716 USD
As of October 30, 2026
Save £24,183 GBP (69%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: £35,166 GBP at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

About this 5.54ct lab-grown asscher diamond

This 5.54ct 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 LG830647931 or 830647931. Listed at 19 retailers as of October 30, 2026, with prices from £10,983 to £35,166, a £24,183 spread on the same certified stone. Taylor and Hart lists it at £35,166. 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

5.54
Carat
D
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.8°
Pavilion angle41.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG830647931
Dimensions9.75 × 9.63 × 6.32 mm
L/W Ratio1.01
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
9.75 mm9.63 mm5.54 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG830647931
Side View
Table 64.0%Crown 34.8°Girdle: MediumPavilion 41.3°Culet: NoneDepth 65.6%

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 30
Current: £28,871 GBP|Low: £10,983 GBP|High: £54,804 GBP|Avg: £22,090 GBP|-6.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
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Retailer 7
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Retailer 11
Retailer 12
Retailer 13
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Retailer 17
Retailer 18
Taylor and Hart
October 29, 2026
Retailer 7£10,983 GBP
Retailer 17£11,097 GBP
Retailer 13£11,132 GBP
Retailer 5£11,364 GBP
Retailer 9£12,429 GBP
Retailer 10£12,738 GBP
Retailer 8£12,787 GBP
Retailer 2£12,873 GBP
Retailer 15£13,250 GBP
Retailer 3£13,317 GBP
Retailer 12£16,043 GBP
Retailer 6£20,360 GBP
Retailer 11£22,438 GBP
Retailer 14£22,830 GBP
Retailer 18£23,260 GBP
Retailer 1£28,871 GBP
Taylor and Hart£35,166 GBP
Retailer 4£49,713 GBP
Retailer 16£50,294 GBP

30 data points across 19 retailers

19 retailers£10,983 GBP to £35,166 GBP

A
Cheapest Retailer
-
£10,983 GBP
$14,716 USD
A
Retailer 2
-
£11,097 GBP
$14,869 USD
View
Retailer 3
-
£11,132 GBP
$14,915 USD
View
Price last confirmed 10 days ago
A
Retailer 4
-
£11,364 GBP
$15,226 USD
View
A
Retailer 5
-
£12,429 GBP
$16,653 USD
View
Final sale: no returns
A
Retailer 6
-
£12,738 GBP
$17,068 USD
View
A
Retailer 7
-
£12,787 GBP
$17,133 USD
View
A
Retailer 8
-
£12,873 GBP
$17,248 USD
View
A
Retailer 9
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£13,250 GBP
$17,754 USD
View
A
Retailer 10
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£13,317 GBP
$17,843 USD
View
A
Retailer 11
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£16,043 GBP
View
B+
Retailer 12
-
£20,360 GBP
View
B+
Retailer 13
-
£22,438 GBP
View
B+
Retailer 14
-
£22,830 GBP
$30,590 USD
View
B+
Retailer 15
-
£23,260 GBP
$31,166 USD
View
B
Retailer 16
-
£28,871 GBP
ZAR 624,937 ZAR
View
Most Expensive
B
Taylor and Hart
K3U0QT2 · Oct 31
£35,166 GBP
$47,118 USD
View
16 more retailers have this diamond
Prices start from £10,983 GBPSave up to £24,183 GBP

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
5.54ct Asscher
£10,983 GBP