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1.51ct G FL Round Natural Diamond

EX • G/FL • GIA 2506220512

Certificate GIA 2506220512

Diamond specifications and retailer prices

From €11,504 EUR
As of November 5, 2026
Save €12,572 EUR (52%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: €24,075 EUR at Diamond Quarter · As of November 5, 2026
View at Diamond Quarter

About this 1.51ct natural round diamond

This 1.51ct natural round sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by GIA 2506220512. Listed at 3 retailers as of November 5, 2026, with prices from €11,504 to €24,075, a €12,572 spread on the same certified stone. Diamond Quarter lists it at €24,075. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
G
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 2506220512
Dimensions7.35 × 7.30 × 4.49 mm
L/W Ratio1.01
Star length50%
Lower girdle75%
Culet sizeNone
Top View
7.35 mm7.30 mm1.51 ctG / FL
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2506220512
Side View
Table 60.0%Crown 34.5°Girdle: Slightly ThickPavilion 40.8°Culet: NoneDepth 61.3%

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: Nov 5
Current: €11,504 EUR|Low: €10,091 EUR|High: €16,099 EUR|Avg: €12,873 EUR|+1.2%
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
November 5, 2026
Retailer 9€10,262 EUR
Retailer 5€10,512 EUR
Retailer 1€11,504 EUR
Retailer 6€11,605 EUR
Retailer 10€12,111 EUR
Retailer 13€12,346 EUR
Retailer 8€12,919 EUR
Retailer 11€13,374 EUR
Retailer 3€13,537 EUR
Retailer 4€13,616 EUR
Retailer 7€14,074 EUR
Retailer 12€16,010 EUR
Retailer 2€16,099 EUR

8 data points across 13 retailers

3 retailers€11,504 EUR to €24,075 EUR

A
Cheapest Retailer
-
€11,504 EUR
A
Retailer 2
-
€11,605 EUR
View
Final sale: no returns
Most Expensive
B
Diamond Quarter
1.51FLG251280B3N · Nov 5
€24,075 EUR
£21,277 GBP
View
2 more retailers have this diamond
Prices start from €11,504 EURSave up to €12,572 EUR

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
1.51ct Round
€11,504 EUR