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Cushion|Natural|IGI

1.00ct I SI2 Cushion Natural Diamond

VG • I/SI2 • IGI 700529276

Shape and cutting style on the report: Marquise brilliant

Certificate IGI 700529276

Diamond specifications and retailer prices

From €1,374 EUR
As of November 4, 2026
Save €2,305 EUR (63%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: €3,678 EUR at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1ct natural cushion diamond

This 1ct natural cushion sits in the classic one-carat band, graded I colour (near-colourless) and SI2 clarity (slightly-included), with a very-good cut grade and certified by IGI 700529276. Listed at 12 retailers as of November 4, 2026, with prices from €1,374 to €3,678, a €2,305 spread on the same certified stone. NZ Jewellers lists it at €3,678. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.00
Carat
I
Colour
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle38.5°
Pavilion angle39.9°
OriginNatural
Grading LabIGI
CertificateIGI 700529276
Dimensions9.49 × 5.21 × 3.40 mm
L/W Ratio1.82
Girdle conditionFaceted
Culet sizePointed
Top View
9.49 mm5.21 mm1.00 ctI / SI2
OriginNatural
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI 700529276
Side View
Table 62.0%Crown 38.5°Girdle: STK-THKPavilion 39.9°Culet: NoneDepth 65.3%

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 4
Current: €1,482 EUR|Low: €1,059 EUR|High: €2,803 EUR|Avg: €1,719 EUR|-1.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 6, 2026
Retailer 4€1,059 EUR
Retailer 2€1,374 EUR
Retailer 9€1,392 EUR
Retailer 11€1,415 EUR
Retailer 10€1,481 EUR
Retailer 1€1,482 EUR
Retailer 7€1,508 EUR
Retailer 8€1,578 EUR
Retailer 12€1,630 EUR
Retailer 6€2,051 EUR
Retailer 5€2,634 EUR
Retailer 3€2,764 EUR

20 data points across 12 retailers

12 retailers€1,374 EUR to €3,678 EUR

B+
Cheapest Retailer
-
€1,374 EUR
B+
Retailer 2
-
€1,392 EUR
View
Final sale: no returns
B+
Retailer 3
-
€1,415 EUR
View
B+
Retailer 4
-
€1,481 EUR
View
A
Retailer 5
-
€1,482 EUR
View
Retailer 6
-
€1,508 EUR
View
Price last confirmed 9 days ago
B+
Retailer 7
-
€1,508 EUR
View
B+
Retailer 8
-
€1,578 EUR
View
B+
Retailer 9
-
€1,630 EUR
View
B
Retailer 10
-
€2,051 EUR
View
B
Retailer 11
-
€2,634 EUR
View
Most Expensive
C
NZ Jewellers
d5326691-ab70-421c-99a5-6186438f3b47 · Nov 5
€3,678 EUR
$4,107 USD
View
11 more retailers have this diamond
Prices start from €1,374 EURSave up to €2,305 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
1.00ct Cushion
€1,374 EUR