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Radiant|Natural|GIA

1.70ct K SI2 Radiant Natural Diamond

EX • K/SI2 • GIA 6545455122

Certificate GIA 6545455122

Diamond specifications and retailer prices

From €2,539 EUR
As of November 6, 2026
Save €2,401 EUR (49%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: €4,940 EUR at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.7ct natural radiant diamond

This 1.7ct natural radiant sits in the one-and-a-half to two carat band, graded K colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6545455122. Listed at 12 retailers as of November 5, 2026, with prices from €2,539 to €4,940, a €2,401 spread on the same certified stone. NZ Jewellers lists it at €4,940. 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

1.70
Carat
K
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6545455122
Dimensions7.59 × 5.94 × 4.13 mm
L/W Ratio1.28
Top View
7.59 mm5.94 mm1.70 ctK / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6545455122
Side View
Table 67.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 69.5%

Caratlytics Score

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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: €4,940 EUR|Low: €2,539 EUR|High: €4,943 EUR|Avg: €3,293 EUR
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 7, 2026
Retailer 3€2,539 EUR
Retailer 5€2,826 EUR
Retailer 9€2,836 EUR
Retailer 11€2,836 EUR
Retailer 12€2,840 EUR
Retailer 2€2,933 EUR
Retailer 10€2,945 EUR
Retailer 4€3,099 EUR
Retailer 8€3,272 EUR
Retailer 6€3,300 EUR
Retailer 7€4,729 EUR
NZ Jewellers€4,940 EUR

33 data points across 12 retailers

12 retailers€2,539 EUR to €4,940 EUR

A
Cheapest Retailer
-
€2,539 EUR
A
Retailer 2
-
€2,826 EUR
View
Retailer 3
-
€2,836 EUR
View
Price last confirmed 9 days ago
A
Retailer 4
-
€2,836 EUR
View
A
Retailer 5
-
€2,840 EUR
View
A
Retailer 6
-
€2,933 EUR
View
A
Retailer 7
-
€2,945 EUR
View
B+
Retailer 8
-
€3,099 EUR
View
B+
Retailer 9
-
€3,272 EUR
View
A
Retailer 10
-
€3,300 EUR
View
B+
Retailer 11
-
€4,729 EUR
View
Most Expensive
B
NZ Jewellers
25ec3faa-35a7-46a1-aee0-798c37acd31b · Nov 5
€4,940 EUR
$5,516 USD
View
11 more retailers have this diamond
Prices start from €2,539 EURSave up to €2,401 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
1.70ct Radiant
€2,539 EUR