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Oval|Natural|GIA

1.25ct K SI2 Oval Natural Diamond

EX • K/SI2 • GIA 5533379827

Certificate GIA 5533379827

Diamond specifications and retailer prices

From $2,745 AUD
As of November 3, 2026
Save $3,951 AUD (59%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $6,696 AUD at NZ Jewellers · As of November 2, 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 K colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 5533379827. Listed at 6 retailers as of November 2, 2026, with prices from $2,745 to $6,696, a $3,951 spread on the same certified stone. NZ Jewellers lists it at $6,696. 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
K
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryVery Good
FluorescenceFaint
Crown angle36.69°
OriginNatural
Grading LabGIA
CertificateGIA 5533379827
Dimensions8.72 × 5.81 × 3.71 mm
L/W Ratio1.50
Top View
8.72 mm5.81 mm1.25 ctK / SI2
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceFaint
CertificateGIA 5533379827
Side View
Table 62.0%Crown 36.69°Girdle: Slightly ThickPavilionCulet: NoneDepth 63.8%

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 3
Current: $6,696 AUD|Low: $2,745 AUD|High: $6,808 AUD|Avg: $3,682 AUD|-1.6%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 5$2,745 AUD
Retailer 4$2,823 AUD
Retailer 6$2,911 AUD
Retailer 2$3,072 AUD
Retailer 9$3,139 AUD
Retailer 7$3,180 AUD
Retailer 8$3,492 AUD
Retailer 3$4,809 AUD
NZ Jewellers$6,696 AUD

26 data points across 9 retailers

6 retailers$2,745 AUD to $6,696 AUD

A
Cheapest Retailer
-
$2,745 AUD
A
Retailer 2
-
$2,823 AUD
View
A
Retailer 3
-
$2,911 AUD
View
A
Retailer 4
-
$3,072 AUD
View
B
Retailer 5
-
$4,809 AUD
View
Most Expensive
B
NZ Jewellers
176c73ce-8382-449c-8bd7-bf6eba6f8b56 · Nov 2
$6,696 AUD
$4,601 USD
View
5 more retailers have this diamond
Prices start from $2,745 AUDSave up to $3,951 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
$2,745 AUD