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Radiant|Natural|GIA

1.70ct F SI1 Radiant Natural Diamond

EX • F/SI1 • GIA 6561079650

Certificate GIA 6561079650

Diamond specifications and retailer prices

From €9,811 EUR
As of November 4, 2026
Save €7,641 EUR (44%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: €17,452 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 F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6561079650. Listed at 11 retailers as of November 4, 2026, with prices from €9,811 to €17,452, a €7,641 spread on the same certified stone. NZ Jewellers lists it at €17,452. 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
F
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6561079650
Dimensions8.23 × 5.85 × 3.99 mm
L/W Ratio1.41
Girdle conditionPolished
Top View
8.23 mm5.85 mm1.70 ctF / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6561079650
Side View
Table 66.0%CrownGirdle: THK-VTKPavilionCuletDepth 68.1%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: €17,452 EUR|Low: €9,811 EUR|High: €17,452 EUR|Avg: €12,607 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 12€9,811 EUR
Retailer 4€10,039 EUR
Retailer 7€11,328 EUR
Retailer 11€11,344 EUR
Retailer 9€11,518 EUR
Retailer 10€11,857 EUR
Retailer 8€12,715 EUR
Retailer 3€13,089 EUR
Retailer 6€14,015 EUR
Retailer 2€14,178 EUR
Retailer 5€16,266 EUR
NZ Jewellers€17,452 EUR

43 data points across 12 retailers

11 retailers€9,811 EUR to €17,452 EUR

B+
Cheapest Retailer
-
€9,811 EUR
B+
Retailer 2
-
€10,039 EUR
View
B
Retailer 3
-
€11,328 EUR
View
B
Retailer 4
-
€11,344 EUR
View
B
Retailer 5
-
€11,518 EUR
View
B
Retailer 6
-
€12,715 EUR
View
B
Retailer 7
-
€13,089 EUR
View
B
Retailer 8
-
€14,015 EUR
View
Retailer 9
-
€14,178 EUR
View
B
Retailer 10
-
€16,266 EUR
View
Most Expensive
B
NZ Jewellers
8f0959f0-b466-41e4-8c95-1cac699a9eb8 · Nov 5
€17,452 EUR
$19,485 USD
View
10 more retailers have this diamond
Prices start from €9,811 EURSave up to €7,641 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.

B+
1.70ct Radiant
€9,811 EUR