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1.71ct L SI2 Round Natural Diamond

EX • L/SI2 • IGI 708509517

Shape and cutting style on the report: Round brilliant

Certificate IGI 708509517

Diamond specifications and retailer prices

From €848 EUR
As of November 5, 2026
Save €527 EUR (38%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: €1,375 EUR at Moon Ocean · As of November 6, 2026
View at Moon Ocean

About this 1.71ct natural round diamond

This 1.71ct natural round sits in the one-and-a-half to two carat band, graded L colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI 708509517. Listed at 4 retailers as of November 5, 2026, with prices from €848 to €1,375, a €527 spread on the same certified stone. Moon Ocean lists it at €1,375. 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

1.71
Carat
L
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.4°
Pavilion angle40.6°
OriginNatural
Grading LabIGI
CertificateIGI 708509517
Dimensions7.49 × 7.56 × 4.77 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Top View
7.49 mm7.56 mm1.71 ctL / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 708509517
Side View
Table 56.0%Crown 36.4°Girdle: Slightly ThickPavilion 40.6°Culet: NoneDepth 63.3%

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: Nov 5
Current: €1,375 EUR|Low: €848 EUR|High: €1,402 EUR|Avg: €1,176 EUR|-1.5%
Moon Ocean
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 6, 2026
Retailer 2€848 EUR
Retailer 3€1,051 EUR
Retailer 4€1,216 EUR
Moon Ocean€1,375 EUR
Retailer 5€1,382 EUR

45 data points across 5 retailers

4 retailers€848 EUR to €1,375 EUR

A
Cheapest Retailer
-
€848 EUR
B+
Retailer 2
-
€1,051 EUR
View
B+
Retailer 3
-
€1,216 EUR
View
Most Expensive
B+
Moon Ocean
NVN-33BC400CB-517 · Nov 6
€1,375 EUR
£1,215 GBP
View
3 more retailers have this diamond
Prices start from €848 EURSave up to €527 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
1.71ct Round
€848 EUR