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 $28,670 USD
As of October 31, 2026
Save $21,891 USD (43%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $50,561 USD 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 $28,670 to $50,561, a $21,891 spread on the same certified stone. MOH London lists it at $50,561. 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
Color
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
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: $50,561 USD|Low: $18,426 USD|High: $122,100 USD|Avg: $50,766 USD|-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$18,426 USD
Retailer 9$28,670 USD
Retailer 8$28,811 USD
Retailer 5$34,033 USD
Retailer 3$37,069 USD
Retailer 2$39,745 USD
Retailer 7$44,403 USD
MOH London$50,561 USD
Retailer 4$66,836 USD
Retailer 6$83,003 USD
Retailer 10$109,890 USD

29 data points across 11 retailers

9 retailers$28,670 USD to $50,561 USD

B+
Cheapest Retailer
-
$28,670 USD
B+
Retailer 2
-
$28,811 USD
View
B+
Retailer 3
-
$34,033 USD
View
B+
Retailer 4
-
$39,745 USD
£31,295 GBP
View
B+
Retailer 5
-
$44,403 USD
View
Most Expensive
B
MOH London
7518193900 · Oct 29
$50,561 USD
£39,812 GBP
View
5 more retailers have this diamond
Prices start from $28,670 USDSave up to $21,891 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.

B+
5.55ct Round
$28,670 USD