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Oval|Natural|GIA

1.30ct E SI1 Oval Natural Diamond

EX • E/SI1 • GIA 2554201810

Certificate GIA 2554201810

Diamond specifications and retailer prices

From $6,114 AUD
$4,295 USD
As of October 30, 2026
Save $6,828 AUD (53%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $12,942 AUD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.3ct natural oval diamond

This 1.3ct natural oval sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2554201810. Listed at 14 retailers as of October 30, 2026, with prices from $6,114 to $12,942, a $6,828 spread on the same certified stone. NZ Jewellers lists it at $12,942. 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

1.30
Carat
E
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
OriginNatural
Grading LabGIA
CertificateGIA 2554201810
Dimensions9.31 × 6.04 × 3.62 mm
L/W Ratio1.54
Top View
9.31 mm6.04 mm1.30 ctE / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
CertificateGIA 2554201810
Side View
Table 60.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 60.0%

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: Oct 30
Current: $12,942 AUD|Low: $5,016 AUD|High: $12,942 AUD|Avg: $7,489 AUD|+12.7%
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
Retailer 14
Retailer 15
Retailer 16
Retailer 17
October 31, 2026
Retailer 7$5,016 AUD
Retailer 6$5,029 AUD
Retailer 8$5,858 AUD
Retailer 16$6,114 AUD
Retailer 9$6,275 AUD
Retailer 17$6,469 AUD
Retailer 4$7,010 AUD
Retailer 15$7,010 AUD
Retailer 3$7,380 AUD
Retailer 13$7,420 AUD
Retailer 12$7,550 AUD
Retailer 11$7,571 AUD
Retailer 14$8,089 AUD
Retailer 10$8,759 AUD
Retailer 2$9,512 AUD
Retailer 5$11,205 AUD
NZ Jewellers$12,942 AUD

10 data points across 17 retailers

14 retailers$6,114 AUD to $12,942 AUD

A
Cheapest Retailer
-
$6,114 AUD
$4,295 USD
A
Retailer 2
-
$6,214 AUD
$4,365 USD
View
A
Retailer 3
-
$6,469 AUD
$4,544 USD
View
Final sale: no returns
B+
Retailer 4
-
$7,010 AUD
$4,924 USD
View
B+
Retailer 5
-
$7,010 AUD
$4,924 USD
View
B+
Retailer 6
-
$7,380 AUD
$5,184 USD
View
B+
Retailer 7
-
$7,420 AUD
$5,212 USD
View
B+
Retailer 8
-
$7,550 AUD
£4,176 GBP
View
B+
Retailer 9
-
$7,571 AUD
£4,188 GBP
View
B+
Retailer 10
-
$8,089 AUD
$5,682 USD
View
B+
Retailer 11
-
$8,759 AUD
€5,860 EUR
View
B
Retailer 12
-
$9,512 AUD
ZAR 107,939 ZAR
View
B
Retailer 13
-
$11,205 AUD
$7,871 USD
View
Most Expensive
B
NZ Jewellers
8509a016-d081-4187-85b8-798e5de0c756 · Oct 30
$12,942 AUD
$9,091 USD
View
13 more retailers have this diamond
Prices start from $6,114 AUDSave up to $6,828 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
1.30ct Oval
$6,114 AUD