Round|Lab Grown|GIA

5.18ct D FL Round Lab Grown Diamond

EX • D/FL • GIA 2537098762

Certificate GIA 2537098762

Diamond specifications and retailer prices

From $10,279 USD
As of October 30, 2026
Save $25,867 USD (72%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $36,146 USD at Taylor and Hart · As of October 30, 2026
View at Taylor and Hart

About this 5.18ct lab-grown round diamond

This 5.18ct 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 2537098762. Listed at 9 retailers as of October 30, 2026, with prices from $10,279 to $36,146, a $25,867 spread on the same certified stone. Taylor and Hart lists it at $36,146. 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

5.18
Carat
D
Color
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle41°
OriginLab Grown
Grading LabGIA
CertificateGIA 2537098762
Dimensions11.11 × 11.05 × 6.87 mm
L/W Ratio1.01
Top View
11.11 mm11.05 mm5.18 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2537098762
Side View
Table 57.0%Crown 35.5°Girdle: MediumPavilion 41°Culet: NoneDepth 62.0%

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 30
Current: $19,553 USD|Low: $9,948 USD|High: $59,156 USD|Avg: $22,888 USD|+3.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Taylor and Hart
October 31, 2026
Retailer 4$10,279 USD
Retailer 6$11,662 USD
Retailer 5$13,352 USD
Retailer 2$13,786 USD
Retailer 3$18,903 USD
Retailer 1$19,553 USD
Taylor and Hart$36,146 USD
Retailer 7$59,156 USD

41 data points across 8 retailers

9 retailers$10,279 USD to $36,146 USD

A
Cheapest Retailer
-
$10,279 USD
A
Retailer 2
-
$11,662 USD
View
A
Retailer 3
-
$13,352 USD
View
A
Retailer 4
-
$13,786 USD
£10,855 GBP
View
B+
Retailer 5
-
$18,903 USD
£14,884 GBP
View
B+
Retailer 6
-
$19,553 USD
€18,622 EUR
View
B
Retailer 7
-
$34,150 USD
View
Most Expensive
B
Taylor and Hart
OLC5J20 · Oct 30
$36,146 USD
View
7 more retailers have this diamond
Prices start from $10,279 USDSave up to $25,867 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
5.18ct Round
$10,279 USD