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Oval|Natural|GIA

1.42ct M SI1 Oval Natural Diamond

M/SI1 • GIA 5241015091

Certificate GIA 5241015091

Diamond specifications and retailer prices

From $4,010 AUD
As of November 5, 2026
Save $4,541 AUD (53%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $8,550 AUD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.42ct natural oval diamond

This 1.42ct natural oval sits in the one-and-a-quarter to one-and-a-half carat band, graded M colour (faint-tinted) and SI1 clarity (slightly-included) and certified by GIA 5241015091. Listed at 9 retailers as of November 5, 2026, with prices from $4,010 to $8,550, a $4,541 spread on the same certified stone. NZ Jewellers lists it at $8,550. 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

1.42
Carat
M
Colour
SI1
Clarity
-
Cut

Specifications

Cut
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 5241015091
Dimensions6.84 × 6.36 × 4.35 mm
L/W Ratio1.08
Key to symbols
Crystal, Feather, Needle
Top View
6.84 mm6.36 mm1.42 ctM / SI1
OriginNatural
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 5241015091
Side View
Table 57.0%CrownGirdle: STK-VTKPavilionCuletDepth 68.3%

Caratlytics Score

How it works →
B
Good
Decent quality, room for better deals
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: $8,550 AUD|Low: $4,010 AUD|High: $8,550 AUD|Avg: $4,555 AUD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 9$4,010 AUD
Retailer 2$4,021 AUD
Retailer 6$4,090 AUD
Retailer 8$4,090 AUD
Retailer 4$4,247 AUD
Retailer 7$4,720 AUD
Retailer 5$4,787 AUD
Retailer 3$4,992 AUD
NZ Jewellers$8,550 AUD

26 data points across 9 retailers

9 retailers$4,010 AUD to $8,550 AUD

B
Cheapest Retailer
-
$4,010 AUD
B
Retailer 2
-
$4,021 AUD
View
B
Retailer 3
-
$4,090 AUD
View
Retailer 4
-
$4,090 AUD
View
Price last confirmed 12 days ago
B
Retailer 5
-
$4,247 AUD
View
B
Retailer 6
-
$4,720 AUD
View
B
Retailer 7
-
$4,787 AUD
View
C
Retailer 8
-
$4,992 AUD
View
Most Expensive
C
NZ Jewellers
94961124-2840-4207-b102-434015ed3ac1 · Nov 5
$8,550 AUD
$5,875 USD
View
8 more retailers have this diamond
Prices start from $4,010 AUDSave up to $4,541 AUD

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
1.42ct Oval
$4,010 AUD