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Oval|Natural|GIA

1.21ct D SI2 Oval Natural Diamond

EX • D/SI2 • GIA 3515954805

Certificate GIA 3515954805

Diamond specifications and retailer prices

From $6,265 AUD
As of November 4, 2026
Save $6,998 AUD (53%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $13,263 AUD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.21ct natural oval diamond

This 1.21ct natural oval sits in the classic one-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 3515954805. Listed at 15 retailers as of November 4, 2026, with prices from $6,265 to $13,263, a $6,998 spread on the same certified stone. NZ Jewellers lists it at $13,263. 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

1.21
Carat
D
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
OriginNatural
Grading LabGIA
CertificateGIA 3515954805
Dimensions8.51 × 6.04 × 3.77 mm
L/W Ratio1.41
Top View
8.51 mm6.04 mm1.21 ctD / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 3515954805
Side View
Table 62.0%CrownGirdle: MED-THKPavilionCulet: 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 4
Current: $13,263 AUD|Low: $6,079 AUD|High: $13,263 AUD|Avg: $8,825 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
November 6, 2026
Retailer 3$6,265 AUD
Retailer 13$6,631 AUD
Retailer 4$6,688 AUD
Retailer 5$7,184 AUD
Retailer 6$7,184 AUD
Retailer 16$7,562 AUD
Retailer 10$7,661 AUD
Retailer 2$7,798 AUD
Retailer 14$8,048 AUD
Retailer 15$8,048 AUD
Retailer 7$8,290 AUD
Retailer 12$8,325 AUD
Retailer 9$8,922 AUD
Retailer 8$11,784 AUD
Retailer 11$12,596 AUD
NZ Jewellers$13,263 AUD

40 data points across 16 retailers

15 retailers$6,265 AUD to $13,263 AUD

B+
Cheapest Retailer
-
$6,265 AUD
B
Retailer 2
-
$6,631 AUD
View
Final sale: no returns
B+
Retailer 3
-
$6,688 AUD
View
B+
Retailer 4
-
$7,184 AUD
View
Retailer 5
-
$7,184 AUD
View
Price last confirmed 8 days ago
B
Retailer 6
-
$7,562 AUD
View
B+
Retailer 7
-
$7,661 AUD
View
B+
Retailer 8
-
$7,798 AUD
View
B
Retailer 9
-
$8,048 AUD
View
B
Retailer 10
-
$8,048 AUD
View
B
Retailer 11
-
$8,290 AUD
View
B
Retailer 12
-
$8,325 AUD
View
B
Retailer 13
-
$8,922 AUD
View
B
Retailer 14
-
$12,596 AUD
View
Most Expensive
B
NZ Jewellers
8d4dc544-c3ca-451f-8f49-6674b28496f8 · Nov 5
$13,263 AUD
$9,113 USD
View
14 more retailers have this diamond
Prices start from $6,265 AUDSave up to $6,998 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+
1.21ct Oval
$6,265 AUD