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Oval|Natural|GIA

1.55ct E SI1 Oval Natural Diamond

EX • E/SI1 • GIA 6545134058

Certificate GIA 6545134058

Diamond specifications and retailer prices

From $8,695 AUD
As of November 5, 2026
Save $2,627 AUD (23%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $11,322 AUD at GemTrove · As of November 6, 2026
View at GemTrove

About this 1.55ct natural oval diamond

This 1.55ct natural oval sits in the one-and-a-half to two 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 6545134058. Listed at 7 retailers as of November 5, 2026, with prices from $8,695 to $11,322, a $2,627 spread on the same certified stone. GemTrove lists it at $11,322. 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

1.55
Carat
E
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6545134058
Dimensions8.91 × 6.61 × 4.09 mm
L/W Ratio1.35
Top View
8.91 mm6.61 mm1.55 ctE / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6545134058
Side View
Table 64.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 61.8%

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 5
Current: $8,914 AUD|Low: $8,271 AUD|High: $10,799 AUD|Avg: $9,380 AUD|-1.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 6, 2026
Retailer 3$8,695 AUD
Retailer 1$8,914 AUD
Retailer 4$9,044 AUD
Retailer 5$9,335 AUD
Retailer 2$9,373 AUD
Retailer 6$9,524 AUD

46 data points across 6 retailers

7 retailers$8,695 AUD to $11,322 AUD

A
Cheapest Retailer
-
$8,695 AUD
A
Retailer 2
-
$8,914 AUD
View
A
Retailer 3
-
$9,044 AUD
View
A
Retailer 4
-
$9,335 AUD
View
Final sale: no returns
A
Retailer 5
-
$9,373 AUD
View
A
Retailer 6
-
$9,524 AUD
View
Most Expensive
B+
GemTrove
GT-N-01286970-98 · Nov 6
$11,322 AUD
View
6 more retailers have this diamond
Prices start from $8,695 AUDSave up to $2,627 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
1.55ct Oval
$8,695 AUD