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Oval|Natural|IGI

1.51ct E I1 Oval Natural Diamond

VG • E/I1 • IGI 729536812

Shape and cutting style on the report: Oval brilliant

Certificate IGI 729536812

Diamond specifications and retailer prices

From $4,376 SGD
$3,414 USD
As of October 28, 2026
Save $4,213 SGD (49%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $8,589 SGD at NZ Jewellers · As of October 27, 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 E colour (colourless) and I1 clarity (included), with a very-good cut grade and certified by IGI 729536812. Listed at 8 retailers as of October 27, 2026, with prices from $4,376 to $8,589, a $4,213 spread on the same certified stone. NZ Jewellers lists it at $8,589. 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
E
Colour
I1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceFaint
Crown angle39°
Pavilion angle40.6°
OriginNatural
Grading LabIGI
CertificateIGI 729536812
Dimensions9.47 × 6.01 × 3.96 mm
L/W Ratio1.58
Girdle conditionFaceted
Culet sizePointed
Top View
9.47 mm6.01 mm1.51 ctE / I1
OriginNatural
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateIGI 729536812
Side View
Table 60.0%Crown 39°Girdle: MED-THKPavilion 40.6°Culet: NoneDepth 65.9%

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: Oct 28
Current: $8,589 SGD|Low: $3,412 SGD|High: $8,589 SGD|Avg: $5,274 SGD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 29, 2026
Retailer 9$3,412 SGD
Retailer 8$4,376 SGD
Retailer 4$4,723 SGD
Retailer 5$4,929 SGD
Retailer 6$4,929 SGD
Retailer 3$5,119 SGD
Retailer 7$5,688 SGD
Retailer 2$5,764 SGD
NZ Jewellers$8,589 SGD

17 data points across 9 retailers

8 retailers$4,376 SGD to $8,589 SGD

A
Cheapest Retailer
-
$4,376 SGD
$3,414 USD
B+
Retailer 2
-
$4,723 SGD
$3,685 USD
View
B+
Retailer 3
-
$4,929 SGD
$3,846 USD
View
B+
Retailer 4
-
$4,929 SGD
$3,846 USD
View
B+
Retailer 5
-
$5,119 SGD
$3,994 USD
View
B+
Retailer 6
-
$5,688 SGD
$4,438 USD
View
B+
Retailer 7
-
$5,764 SGD
€4,283 EUR
View
Most Expensive
B
NZ Jewellers
58b1825b-fd04-4d31-97d5-ddf1dca71ad4 · Oct 27
$8,589 SGD
$6,701 USD
View
7 more retailers have this diamond
Prices start from $4,376 SGDSave up to $4,213 SGD

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
1.51ct Oval
$4,376 SGD