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Oval|Natural|GIA

1.20ct D SI1 Oval Natural Diamond

EX • D/SI1 • GIA 6565517832

Certificate GIA 6565517832

Diamond specifications and retailer prices

From $5,606 AUD
As of November 6, 2026
Save $7,159 AUD (56%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: $12,765 AUD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.2ct natural oval diamond

This 1.2ct natural oval sits in the classic one-carat band, graded D 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 6565517832. Listed at 26 retailers as of November 5, 2026, with prices from $5,606 to $12,765, a $7,159 spread on the same certified stone. NZ Jewellers lists it at $12,765. 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

1.20
Carat
D
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.36°
Pavilion angle36.18°
OriginNatural
Grading LabGIA
CertificateGIA 6565517832
Dimensions8.11 × 5.77 × 3.68 mm
L/W Ratio1.41
Culet sizeNone
Key to symbols
Crystal, Feather, Cavity, Needle
Top View
8.11 mm5.77 mm1.20 ctD / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6565517832
Side View
Table 63.0%Crown 41.36°Girdle: MED-VTKPavilion 36.18°Culet: 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 6
Current: $12,765 AUD|Low: $5,570 AUD|High: $12,765 AUD|Avg: $7,864 AUD
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
Retailer 18
Retailer 19
Retailer 20
November 6, 2026
Retailer 20$5,606 AUD
Retailer 17$5,656 AUD
Retailer 16$5,886 AUD
Retailer 7$6,215 AUD
Retailer 10$6,251 AUD
Retailer 18$6,474 AUD
Retailer 4$6,615 AUD
Retailer 2$7,108 AUD
Retailer 14$7,214 AUD
Retailer 3$7,326 AUD
Retailer 6$7,326 AUD
Retailer 9$7,326 AUD
Retailer 12$7,548 AUD
Retailer 8$7,695 AUD
Retailer 13$8,243 AUD
Retailer 5$8,469 AUD
Retailer 15$8,939 AUD
Retailer 11$10,659 AUD
Retailer 19$11,639 AUD
NZ Jewellers$12,765 AUD

22 data points across 20 retailers

26 retailers$5,606 AUD to $12,765 AUD

B+
Cheapest Retailer
-
$5,606 AUD
A
Retailer 2
-
$5,656 AUD
View
B+
Retailer 3
-
$5,886 AUD
View
B+
Retailer 4
-
$6,215 AUD
View
B+
Retailer 5
-
$6,389 AUD
View
B+
Retailer 6
-
$6,474 AUD
View
B+
Retailer 7
-
$6,615 AUD
View
B+
Retailer 8
-
$6,762 AUD
View
Final sale: no returns
B+
Retailer 9
-
$6,891 AUD
View
B+
Retailer 10
-
$7,108 AUD
View
Retailer 11
-
$7,140 AUD
View
Price last confirmed 11 days ago
B+
Retailer 12
-
$7,214 AUD
View
Retailer 13
-
$7,277 AUD
View
Price last confirmed 20 days ago
B+
Retailer 14
-
$7,326 AUD
View
Retailer 15
-
$7,326 AUD
View
Price last confirmed 8 days ago
B+
Retailer 16
-
$7,326 AUD
View
B
Retailer 17
-
$7,548 AUD
View
B
Retailer 18
-
$7,555 AUD
View
B
Retailer 19
-
$7,695 AUD
View
B
Retailer 20
-
$8,243 AUD
View
B
Retailer 21
-
$8,454 AUD
View
B
Retailer 22
-
$8,939 AUD
View
B
Retailer 23
-
$10,659 AUD
View
B
Retailer 24
-
$10,958 AUD
View
B
Retailer 25
-
$11,639 AUD
View
Most Expensive
B
NZ Jewellers
aa81593c-5bf3-4864-94fd-4c6571132952 · Nov 5
$12,765 AUD
$8,771 USD
View
25 more retailers have this diamond
Prices start from $5,606 AUDSave up to $7,159 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
1.20ct Oval
$5,606 AUD