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Round|Lab Grown|GIA

5.55ct D FL Round Lab Grown Diamond

EX • D/FL • GIA 7518193900

Certificate GIA 7518193900

Diamond specifications and retailer prices

From £21,397 GBP
$28,670 USD
As of October 31, 2026
Save £16,338 GBP (43%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: £37,735 GBP at MOH London · As of October 29, 2026
View at MOH London

About this 5.55ct lab-grown round diamond

This 5.55ct lab-grown round 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 GIA 7518193900. Listed at 9 retailers as of October 29, 2026, with prices from £21,397 to £37,735, a £16,338 spread on the same certified stone. MOH London lists it at £37,735. 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

5.55
Carat
D
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33°
Pavilion angle41°
OriginLab Grown
Grading LabGIA
CertificateGIA 7518193900
Dimensions11.53 × 11.49 × 6.90 mm
L/W Ratio1.00
Culet sizeNone
Top View
11.53 mm11.49 mm5.55 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7518193900
Side View
Table 59.0%Crown 33°Girdle: MediumPavilion 41°Culet: NoneDepth 60.0%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: £37,735 GBP|Low: £13,752 GBP|High: £91,127 GBP|Avg: £37,888 GBP|-6.8%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 1, 2026
Retailer 11£13,752 GBP
Retailer 9£21,397 GBP
Retailer 8£21,503 GBP
Retailer 5£25,400 GBP
Retailer 3£27,666 GBP
Retailer 2£29,663 GBP
Retailer 7£33,139 GBP
MOH London£37,735 GBP
Retailer 4£49,881 GBP
Retailer 6£61,947 GBP
Retailer 10£82,014 GBP

29 data points across 11 retailers

9 retailers£21,397 GBP to £37,735 GBP

B+
Cheapest Retailer
-
£21,397 GBP
$28,670 USD
B+
Retailer 2
-
£21,503 GBP
$28,811 USD
View
B+
Retailer 3
-
£25,400 GBP
$34,033 USD
View
B+
Retailer 4
-
£29,663 GBP
View
B+
Retailer 5
-
£33,139 GBP
$44,403 USD
View
Most Expensive
B
MOH London
7518193900 · Oct 29
£37,735 GBP
View
5 more retailers have this diamond
Prices start from £21,397 GBPSave up to £16,338 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.

B+
5.55ct Round
£21,397 GBP