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Oval|Natural|GIA

1.50ct M SI1 Oval Natural Diamond

ID • M/SI1 • GIA 6561817037

Certificate GIA 6561817037

Diamond specifications and retailer prices

From $3,485 NZD
As of November 6, 2026
Save $2,339 NZD (40%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $5,824 NZD at Yorxs · As of November 6, 2026
View at Yorxs

About this 1.5ct natural oval diamond

This 1.5ct 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 top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6561817037. Listed at 6 retailers as of November 6, 2026, with prices from $3,485 to $5,824, a $2,339 spread on the same certified stone. Yorxs lists it at $5,824. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.50
Carat
M
Colour
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6561817037
Dimensions8.45 × 6.31 × 4.16 mm
L/W Ratio1.34
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Feather, Twinning Wisp, Indented Natural, Cloud, Needle, Natural
Top View
8.45 mm6.31 mm1.50 ctM / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6561817037
Side View
Table 59.0%CrownGirdlePavilionCulet: NoneDepth 66.0%

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: $3,485 NZD|Low: $3,485 NZD|High: $5,824 NZD|Avg: $4,757 NZD
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Yorxs
November 6, 2026
Retailer 1$3,485 NZD
Retailer 4$4,199 NZD
Retailer 2$4,672 NZD
Retailer 3$4,943 NZD
Retailer 5$5,412 NZD
Yorxs$5,824 NZD

2 data points across 6 retailers

6 retailers$3,485 NZD to $5,824 NZD

A
Cheapest Retailer
-
$3,485 NZD
B+
Retailer 2
-
$4,199 NZD
View
B+
Retailer 3
-
$4,672 NZD
View
B+
Retailer 4
-
$4,943 NZD
View
B
Retailer 5
-
$5,412 NZD
View
Most Expensive
B
Yorxs
095B4CD35 · Nov 6
$5,824 NZD
€3,075 EUR
View
5 more retailers have this diamond
Prices start from $3,485 NZDSave up to $2,339 NZD

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
1.50ct Oval
$3,485 NZD