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Radiant|Natural|GIA

1.70ct I SI1 Radiant Natural Diamond

ID • I/SI1 • GIA 7538281786

Certificate GIA 7538281786

Diamond specifications and retailer prices

From €5,101 EUR
As of November 6, 2026
Save €5,589 EUR (52%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: €10,690 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 I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 7538281786. Listed at 20 retailers as of November 5, 2026, with prices from €5,101 to €10,690, a €5,589 spread on the same certified stone. NZ Jewellers lists it at €10,690. 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
I
Colour
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 7538281786
Dimensions7.76 × 5.96 × 4.15 mm
L/W Ratio1.30
Girdle conditionPolished
Culet sizeNone
Key to symbols
Crystal, Feather, Needle
Top View
7.76 mm5.96 mm1.70 ctI / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 7538281786
Side View
Table 70.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 69.6%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: €10,690 EUR|Low: €5,101 EUR|High: €10,791 EUR|Avg: €6,653 EUR|-0.9%
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
Retailer 16
Retailer 17
Retailer 18
November 7, 2026
Retailer 10€5,101 EUR
Retailer 7€5,345 EUR
Retailer 8€5,395 EUR
Retailer 14€5,526 EUR
Retailer 4€5,571 EUR
Retailer 6€5,702 EUR
Retailer 3€5,790 EUR
Retailer 18€5,790 EUR
Retailer 15€6,069 EUR
Retailer 2€6,071 EUR
Retailer 12€6,146 EUR
Retailer 9€6,262 EUR
Retailer 5€6,682 EUR
Retailer 11€6,791 EUR
Retailer 16€6,944 EUR
Retailer 17€7,799 EUR
Retailer 13€9,366 EUR
NZ Jewellers€10,690 EUR

27 data points across 18 retailers

20 retailers€5,101 EUR to €10,690 EUR

A
Cheapest Retailer
-
€5,101 EUR
A
Retailer 2
-
€5,345 EUR
View
Final sale: no returns
Retailer 3
-
€5,395 EUR
View
Price last confirmed 9 days ago
A
Retailer 4
-
€5,526 EUR
View
A
Retailer 5
-
€5,571 EUR
View
B+
Retailer 6
-
€5,702 EUR
View
B+
Retailer 7
-
€5,790 EUR
View
B+
Retailer 8
-
€5,790 EUR
View
B+
Retailer 9
-
€6,069 EUR
View
B+
Retailer 10
-
€6,071 EUR
View
Retailer 11
-
€6,146 EUR
View
Retailer 12
-
€6,262 EUR
View
Price last confirmed 16 days ago
B+
Retailer 13
-
€6,565 EUR
View
B+
Retailer 14
-
€6,682 EUR
View
Retailer 15
-
€6,791 EUR
View
B+
Retailer 16
-
€6,944 EUR
View
Retailer 17
-
€7,111 EUR
View
Price last confirmed 15 days ago
B+
Retailer 18
-
€7,799 EUR
View
B
Retailer 19
-
€9,366 EUR
View
Most Expensive
B
NZ Jewellers
563d825d-6565-4a33-aed0-1c3b04c00733 · Nov 5
€10,690 EUR
$11,935 USD
View
19 more retailers have this diamond
Prices start from €5,101 EURSave up to €5,589 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
€5,101 EUR