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Oval|Natural|GIA

1.55ct D SI2 Oval Natural Diamond

EX • D/SI2 • GIA 01-15666002

Certificate GIA 01-15666002

Diamond specifications and retailer prices

From $9,050 AUD
$6,357 USD
As of October 29, 2026
Save $6,086 AUD (40%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $15,136 AUD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.55ct natural oval diamond

This 1.55ct natural oval sits in the one-and-a-half to two carat band, graded D colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 01-15666002. Listed at 5 retailers as of October 29, 2026, with prices from $9,050 to $15,136, a $6,086 spread on the same certified stone. NZ Jewellers lists it at $15,136. 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
D
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 01-15666002
Dimensions9.56 × 6.55 × 3.81 mm
L/W Ratio1.46
Top View
9.56 mm6.55 mm1.55 ctD / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 01-15666002
Side View
Table 62.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 58.1%

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 29
Current: $15,136 AUD|Low: $9,050 AUD|High: $15,929 AUD|Avg: $11,265 AUD|-5.0%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
October 31, 2026
Retailer 3$9,050 AUD
Retailer 4$9,050 AUD
Retailer 5$9,494 AUD
Retailer 2$11,350 AUD
NZ Jewellers$15,136 AUD

20 data points across 5 retailers

5 retailers$9,050 AUD to $15,136 AUD

A
Cheapest Retailer
-
$9,050 AUD
$6,357 USD
A
Retailer 2
-
$9,050 AUD
$6,357 USD
View
A
Retailer 3
-
$9,494 AUD
$6,669 USD
View
A
Retailer 4
-
$11,350 AUD
$7,973 USD
View
Most Expensive
B+
NZ Jewellers
70df1f2a-a7b0-442c-b80f-ffc2b59a29d4 · Oct 30
$15,136 AUD
$10,632 USD
View
4 more retailers have this diamond
Prices start from $9,050 AUDSave up to $6,086 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
$9,050 AUD