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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 €11,494 EUR
SGD 17,353 SGD
As of October 31, 2026
Save €12,693 EUR (52%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: €24,187 EUR at Diamond Quarter · As of October 29, 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 October 29, 2026, with prices from €11,494 to €24,187, a €12,693 spread on the same certified stone. Diamond Quarter lists it at €24,187. 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
Color
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: Oct 31
Current: €11,494 EUR|Low: €10,138 EUR|High: €16,174 EUR|Avg: €12,918 EUR|+0.6%
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
October 13, 2026
Retailer 9€10,310 EUR
Retailer 5€10,562 EUR
Retailer 1€11,494 EUR
Retailer 6€11,659 EUR
Retailer 10€12,167 EUR
Retailer 13€12,403 EUR
Retailer 8€12,979 EUR
Retailer 11€13,437 EUR
Retailer 3€13,601 EUR
Retailer 4€13,680 EUR
Retailer 7€14,140 EUR
Retailer 12€16,085 EUR
Retailer 2€16,174 EUR

6 data points across 13 retailers

3 retailers€11,494 EUR to €24,187 EUR

A
Cheapest Retailer
-
€11,494 EUR
SGD 17,353 SGD
A
Retailer 2
-
€11,659 EUR
$13,025 USD
View
Final sale: no returns
Most Expensive
B
Diamond Quarter
1.51FLG251280B3N · Oct 29
€24,187 EUR
£21,277 GBP
View
2 more retailers have this diamond
Prices start from €11,494 EURSave up to €12,693 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
€11,494 EUR