Australia Valuation · Updated Aug 2026
Mercedes-Benz 300 SEL 6.3 Valuation
The current market value of a Mercedes-Benz 300 SEL 6.3 in the Australia is $40,250, based on 3 verified auction sales in the last 12 months.
Lowest price
$30,000
Since 2020
Median price
$57,000
Since 2020 · n=5
Highest price
$80,500
Since 2020
Sold cars
5
All time
Sell-through
100%
Of 5 lots
Marque Index · Australia median
$40,250
Sales 12mo
3
Active listings
0
Lowest sale
$30,000
Highest sale
$80,500
Value YOUR 300 SEL 6.3
The headline number is the market median. Yours is different. Add your mileage, transmission, and condition — we’ll cross-reference live listings and recent sales for a honest range tailored to your car.
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Recent 300 SEL 6.3 sales
5 most recent · Australia
- Source
$40,250
1969 Mercedes-Benz (W109) 300 SEL 6.3
22 Jun 2026 · collecting-cars
- Source
$30,000
1970 Mercedes-Benz (W109) 300 SEL 6.3
30 Jan 2026 · collecting-cars
- Source
$80,500
1971 Mercedes-Benz (W109) 300 SEL 6.3 - 7.1L V8
23 Sept 2025 · collecting-cars
- Source
$63,000
1969 Mercedes-Benz (W109) 300 SEL 6.3
12 Jun 2025 · collecting-cars
- Source
$57,000
1972 Mercedes-Benz (W109) 300 SEL 6.3
13 Nov 2023 · collecting-cars
Other Mercedes-Benz valuations
Adjacent models and generations in our index.
Track 300 SEL 6.3 prices over time.
The Marque Monthly. One email, first of the month. Top movers + biggest auction results. Free.
Indicative only — not investment advice. Past performance is not a reliable indicator of future value.