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Oval|Natural|IGI

1.78ct M SI2 Oval Natural Diamond

VG • M/SI2 • IGI 534245983

Shape and cutting style on the report: Oval modified brilliant

Certificate IGI 534245983

Diamond specifications and retailer prices

From €2,638 EUR
As of November 6, 2026
Save €2,537 EUR (49%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: €5,175 EUR at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.78ct natural oval diamond

This 1.78ct natural oval sits in the one-and-a-half to two carat band, graded M colour (faint-tinted) and SI2 clarity (slightly-included), with a very-good cut grade and certified by IGI 534245983. Listed at 9 retailers as of November 5, 2026, with prices from €2,638 to €5,175, a €2,537 spread on the same certified stone. NZ Jewellers lists it at €5,175. 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

1.78
Carat
M
Colour
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryGood
FluorescenceFaint
Crown angle35.4°
Pavilion angle30.9°
OriginNatural
Grading LabIGI
CertificateIGI 534245983
Dimensions8.31 × 6.04 × 4.35 mm
L/W Ratio1.38
Girdle conditionFaceted
Culet sizeNone
Top View
8.31 mm6.04 mm1.78 ctM / SI2
OriginNatural
CutVery Good
PolishVery Good
SymmetryGood
FluorescenceFaint
CertificateIGI 534245983
Side View
Table 56.0%Crown 35.4°Girdle: MED-VTKPavilion 30.9°Culet: NoneDepth 72.0%

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 6
Current: €3,476 EUR|Low: €1,943 EUR|High: €4,798 EUR|Avg: €3,159 EUR|+2.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 2, 2026
Retailer 2€1,943 EUR
Retailer 10€2,638 EUR
Retailer 4€2,771 EUR
Retailer 6€2,970 EUR
Retailer 3€2,971 EUR
Retailer 8€3,099 EUR
Retailer 5€3,428 EUR
Retailer 1€3,476 EUR
Retailer 7€3,534 EUR
Retailer 9€4,798 EUR

18 data points across 10 retailers

9 retailers€2,638 EUR to €5,175 EUR

B+
Cheapest Retailer
-
€2,638 EUR
B+
Retailer 2
-
€2,771 EUR
View
B
Retailer 3
-
€2,970 EUR
View
Retailer 4
-
€2,971 EUR
View
Price last confirmed 8 days ago
B
Retailer 5
-
€3,085 EUR
View
B
Retailer 6
-
€3,099 EUR
View
B
Retailer 7
-
€3,428 EUR
View
B
Retailer 8
-
€3,476 EUR
View
Most Expensive
C
NZ Jewellers
873a39c3-eb57-4a1a-a547-6de8f25a720b · Nov 5
€5,175 EUR
$5,778 USD
View
8 more retailers have this diamond
Prices start from €2,638 EURSave up to €2,537 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+
1.78ct Oval
€2,638 EUR