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Oval|Natural|GIA

1.25ct J SI1 Oval Natural Diamond

EX • J/SI1 • GIA 5536545417

Certificate GIA 5536545417

Diamond specifications and retailer prices

From $2,403 AUD
As of November 6, 2026
Save $4,423 AUD (65%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $6,826 AUD at NZ Jewellers · As of November 7, 2026
View at NZ Jewellers

About this 1.25ct natural oval diamond

This 1.25ct natural oval sits in the one-and-a-quarter to one-and-a-half carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 5536545417. Listed at 14 retailers as of November 6, 2026, with prices from $2,403 to $6,826, a $4,423 spread on the same certified stone. NZ Jewellers lists it at $6,826. 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

1.25
Carat
J
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryExcellent
FluorescenceNone
Pavilion angle39.02°
OriginNatural
Grading LabGIA
CertificateGIA 5536545417
Dimensions8.39 × 6.04 × 3.82 mm
L/W Ratio1.39
Top View
8.39 mm6.04 mm1.25 ctJ / SI1
OriginNatural
CutExcellent
PolishVery Good
SymmetryExcellent
FluorescenceNone
CertificateGIA 5536545417
Side View
Table 59.0%CrownGirdle: THK-VTKPavilion 39.02°Culet: NoneDepth 63.2%

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: $6,826 AUD|Low: $2,403 AUD|High: $7,517 AUD|Avg: $4,159 AUD|-9.2%
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 7, 2026
Retailer 13$2,403 AUD
Retailer 4$3,138 AUD
Retailer 5$3,163 AUD
Retailer 2$3,187 AUD
Retailer 3$3,266 AUD
Retailer 8$3,337 AUD
Retailer 12$3,416 AUD
Retailer 6$3,484 AUD
Retailer 11$3,586 AUD
Retailer 9$4,049 AUD
Retailer 10$4,982 AUD
Retailer 7$5,689 AUD
NZ Jewellers$6,826 AUD

39 data points across 13 retailers

14 retailers$2,403 AUD to $6,826 AUD

A
Cheapest Retailer
-
$2,403 AUD
A
Retailer 2
-
$3,138 AUD
View
A
Retailer 3
-
$3,163 AUD
View
Final sale: no returns
A
Retailer 4
-
$3,187 AUD
View
A
Retailer 5
-
$3,266 AUD
View
A
Retailer 6
-
$3,337 AUD
View
A
Retailer 7
-
$3,416 AUD
View
B+
Retailer 8
-
$3,484 AUD
View
A
Retailer 9
-
$3,586 AUD
View
B+
Retailer 10
-
$3,753 AUD
View
B+
Retailer 11
-
$4,049 AUD
View
B
Retailer 12
-
$4,982 AUD
View
B
Retailer 13
-
$5,689 AUD
View
Most Expensive
B
NZ Jewellers
aedc78d8-7f69-4c49-8fc8-31802fdcaed3 · Nov 7
$6,826 AUD
$4,690 USD
View
13 more retailers have this diamond
Prices start from $2,403 AUDSave up to $4,423 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.

A
1.25ct Oval
$2,403 AUD