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Radiant|Natural|GIA

1.50ct K SI1 Radiant Natural Diamond

EX • K/SI1 • GIA 2477222684

Certificate GIA 2477222684

Diamond specifications and retailer prices

From €2,245 EUR
As of November 6, 2026
Save €3,107 EUR (58%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: €5,352 EUR at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.5ct natural radiant diamond

This 1.5ct natural radiant sits in the one-and-a-half to two carat band, graded K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2477222684. Listed at 15 retailers as of November 5, 2026, with prices from €2,245 to €5,352, a €3,107 spread on the same certified stone. NZ Jewellers lists it at €5,352. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.50
Carat
K
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2477222684
Dimensions7.62 × 5.73 × 3.95 mm
L/W Ratio1.33
Culet sizeNone
Cert comments
Additional clouds are not shown. Pinpoints are not shown.
Key to symbols
Crystal
Top View
7.62 mm5.73 mm1.50 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2477222684
Side View
Table 68.0%CrownGirdlePavilionCulet: NoneDepth 68.9%

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 6
Current: €5,352 EUR|Low: €2,245 EUR|High: €5,517 EUR|Avg: €3,015 EUR|-3.0%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
November 7, 2026
Retailer 4€2,245 EUR
Retailer 3€2,293 EUR
Retailer 13€2,434 EUR
Retailer 8€2,483 EUR
Retailer 6€2,508 EUR
Retailer 7€2,560 EUR
Retailer 14€2,560 EUR
Retailer 5€2,658 EUR
Retailer 15€2,687 EUR
Retailer 2€2,709 EUR
Retailer 12€2,954 EUR
Retailer 9€2,980 EUR
Retailer 10€3,124 EUR
Retailer 11€4,472 EUR
NZ Jewellers€5,352 EUR

29 data points across 15 retailers

15 retailers€2,245 EUR to €5,352 EUR

A
Cheapest Retailer
-
€2,245 EUR
A
Retailer 2
-
€2,293 EUR
View
A
Retailer 3
-
€2,434 EUR
View
A
Retailer 4
-
€2,483 EUR
View
A
Retailer 5
-
€2,508 EUR
View
Retailer 6
-
€2,560 EUR
View
Price last confirmed 9 days ago
A
Retailer 7
-
€2,560 EUR
View
A
Retailer 8
-
€2,658 EUR
View
A
Retailer 9
-
€2,687 EUR
View
A
Retailer 10
-
€2,709 EUR
View
A
Retailer 11
-
€2,954 EUR
View
A
Retailer 12
-
€2,980 EUR
View
A
Retailer 13
-
€3,124 EUR
View
B
Retailer 14
-
€4,472 EUR
View
Most Expensive
B
NZ Jewellers
b1e514a5-1d17-413c-8b6e-dd9382e361b6 · Nov 5
€5,352 EUR
$5,975 USD
View
14 more retailers have this diamond
Prices start from €2,245 EURSave up to €3,107 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
1.50ct Radiant
€2,245 EUR