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Oval|Natural|GIA

0.55ct H SI1 Oval Natural Diamond

EX • H/SI1 • GIA 1563635158

Certificate GIA 1563635158

Diamond specifications and retailer prices

From $1,048 AUD
As of November 6, 2026
Save $620 AUD (37%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $1,667 AUD at Frank Darling · As of November 6, 2026
View at Frank Darling

About this 0.55ct natural oval diamond

This 0.55ct natural oval sits in the half to three-quarter carat band, graded H 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 1563635158. Listed at 10 retailers as of November 6, 2026, with prices from $1,048 to $1,667, a $620 spread on the same certified stone. Frank Darling lists it at $1,667. 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

0.55
Carat
H
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle36.8°
Pavilion angle40.22°
OriginNatural
Grading LabGIA
CertificateGIA 1563635158
Dimensions6.45 × 4.57 × 2.85 mm
L/W Ratio1.41
Culet sizeNone
Top View
6.45 mm4.57 mm0.55 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 1563635158
Side View
Table 58.0%Crown 36.8°Girdle: STK-VTKPavilion 40.22°Culet: NoneDepth 62.4%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $1,667 AUD|Low: $1,048 AUD|High: $1,667 AUD|Avg: $1,336 AUD
Frank Darling
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 7, 2026
Retailer 6$1,048 AUD
Retailer 10$1,058 AUD
Retailer 8$1,113 AUD
Retailer 2$1,173 AUD
Retailer 9$1,375 AUD
Retailer 5$1,423 AUD
Retailer 7$1,480 AUD
Retailer 3$1,551 AUD
Retailer 4$1,578 AUD
Frank Darling$1,667 AUD

8 data points across 10 retailers

10 retailers$1,048 AUD to $1,667 AUD

B+
Cheapest Retailer
-
$1,048 AUD
B+
Retailer 2
-
$1,058 AUD
View
B+
Retailer 3
-
$1,113 AUD
View
B+
Retailer 4
-
$1,173 AUD
View
B
Retailer 5
-
$1,375 AUD
View
B
Retailer 6
-
$1,423 AUD
View
B
Retailer 7
-
$1,480 AUD
View
B
Retailer 8
-
$1,551 AUD
View
B
Retailer 9
-
$1,578 AUD
View
Most Expensive
B
Frank Darling
2712177HK · Nov 6
$1,667 AUD
$1,146 USD
View
9 more retailers have this diamond
Prices start from $1,048 AUDSave up to $620 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.

B+
0.55ct Oval
$1,048 AUD