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Oval|Natural|IGI

1.51ct L SI1 Oval Natural Diamond

VG • L/SI1 • IGI 689598699

Shape and cutting style on the report: Oval brilliant

Certificate IGI 689598699

Diamond specifications and retailer prices

From €1,766 EUR
As of November 4, 2026
Save €2,322 EUR (57%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: €4,089 EUR at NZ Jewellers · As of November 2, 2026
View at NZ Jewellers

About this 1.51ct natural oval diamond

This 1.51ct natural oval sits in the one-and-a-half to two carat band, graded L colour (faint-tinted) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI 689598699. Listed at 13 retailers as of November 2, 2026, with prices from €1,766 to €4,089, a €2,322 spread on the same certified stone. NZ Jewellers lists it at €4,089. 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

1.51
Carat
L
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle43.7°
Pavilion angle40.1°
OriginNatural
Grading LabIGI
CertificateIGI 689598699
Dimensions8.43 × 6.34 × 4.19 mm
L/W Ratio1.33
Girdle conditionFaceted
Culet sizeNone
Top View
8.43 mm6.34 mm1.51 ctL / SI1
OriginNatural
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI 689598699
Side View
Table 59.0%Crown 43.7°Girdle: STK-THKPavilion 40.1°Culet: NoneDepth 66.1%

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: €4,089 EUR|Low: €1,766 EUR|High: €4,089 EUR|Avg: €2,217 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
Retailer 13
November 3, 2026
Retailer 12€1,766 EUR
Retailer 11€1,876 EUR
Retailer 6€1,933 EUR
Retailer 10€1,955 EUR
Retailer 13€1,955 EUR
Retailer 5€1,970 EUR
Retailer 8€2,046 EUR
Retailer 9€2,055 EUR
Retailer 4€2,080 EUR
Retailer 3€2,256 EUR
Retailer 7€2,403 EUR
Retailer 2€2,432 EUR
NZ Jewellers€4,089 EUR

42 data points across 13 retailers

13 retailers€1,766 EUR to €4,089 EUR

B+
Cheapest Retailer
-
€1,766 EUR
B+
Retailer 2
-
€1,876 EUR
View
B+
Retailer 3
-
€1,933 EUR
View
Retailer 4
-
€1,955 EUR
View
Price last confirmed 8 days ago
B+
Retailer 5
-
€1,955 EUR
View
B+
Retailer 6
-
€1,970 EUR
View
B+
Retailer 7
-
€2,046 EUR
View
B+
Retailer 8
-
€2,055 EUR
View
B+
Retailer 9
-
€2,080 EUR
View
B+
Retailer 10
-
€2,256 EUR
View
B+
Retailer 11
-
€2,403 EUR
View
B+
Retailer 12
-
€2,432 EUR
View
Most Expensive
C
NZ Jewellers
0ea168ee-236b-4412-b8dc-333e2e85b0be · Nov 2
€4,089 EUR
$4,565 USD
View
12 more retailers have this diamond
Prices start from €1,766 EURSave up to €2,322 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+
1.51ct Oval
€1,766 EUR