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Oval|Natural|IGI

1.51ct M SI1 Oval Natural Diamond

VG • M/SI1 • IGI 626408265

Shape and cutting style on the report: Oval brilliant

Certificate IGI 626408265

Diamond specifications and retailer prices

From $2,010 SGD
As of November 6, 2026
Save $3,474 SGD (63%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $5,484 SGD at NZ Jewellers · As of November 5, 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 M colour (faint-tinted) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI 626408265. Listed at 13 retailers as of November 5, 2026, with prices from $2,010 to $5,484, a $3,474 spread on the same certified stone. NZ Jewellers lists it at $5,484. 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
M
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle39.5°
Pavilion angle39.2°
OriginNatural
Grading LabIGI
CertificateIGI 626408265
Dimensions8.76 × 6.39 × 4.00 mm
L/W Ratio1.37
Girdle conditionFaceted
Culet sizePointed
Top View
8.76 mm6.39 mm1.51 ctM / SI1
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateIGI 626408265
Side View
Table 59.0%Crown 39.5°Girdle: STK-THKPavilion 39.2°Culet: NoneDepth 62.6%

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 6
Current: $5,484 SGD|Low: $2,010 SGD|High: $5,484 SGD|Avg: $2,688 SGD
NZ Jewellers
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 2$2,010 SGD
Retailer 3$2,048 SGD
Retailer 5$2,240 SGD
Retailer 8$2,248 SGD
Retailer 10$2,248 SGD
Retailer 12$2,333 SGD
Retailer 9$2,352 SGD
Retailer 4$2,556 SGD
Retailer 11$2,594 SGD
Retailer 7$2,744 SGD
Retailer 6$3,051 SGD
NZ Jewellers$5,484 SGD

46 data points across 12 retailers

13 retailers$2,010 SGD to $5,484 SGD

A
Cheapest Retailer
-
$2,010 SGD
B+
Retailer 2
-
$2,048 SGD
View
B+
Retailer 3
-
$2,240 SGD
View
Retailer 4
-
$2,248 SGD
View
Price last confirmed 8 days ago
B+
Retailer 5
-
$2,248 SGD
View
B+
Retailer 6
-
$2,333 SGD
View
B+
Retailer 7
-
$2,352 SGD
View
B+
Retailer 8
-
$2,424 SGD
View
B+
Retailer 9
-
$2,556 SGD
View
B+
Retailer 10
-
$2,594 SGD
View
B+
Retailer 11
-
$2,744 SGD
View
B+
Retailer 12
-
$3,051 SGD
View
Most Expensive
C
NZ Jewellers
94181ae3-7ee0-4767-abbf-1d44d1400764 · Nov 5
$5,484 SGD
$4,279 USD
View
12 more retailers have this diamond
Prices start from $2,010 SGDSave up to $3,474 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
$2,010 SGD