SeikoAlpinist
SPB121Same family, reference not statedPhoto: 663highland, CC BY 2.5€719launch price
Field
Engineer III Invigorating Serpent
Ref. NM9026C-S47-MAL
- 40mm
- Diameter
- 12.5mm
- Thickness
- 100m
- Water resistance
Shares the NM9026C base with the Ohio and adds a malachite dial, a natural stone rarely seen at this price.
€2,420
Official list priceNov 2026. Source: ballwatch.com
Conversion, not a local price. VAT differs: 20% in the UK, 5% in the UAE. Original price: €2,420.
- Diameter
- 40 mm
- Thickness
- 12.5 mm
- Water resistance
- 100 m
- Movement
- Automatic
- Material
- Steel 904L
Specifications
Case
- Diameter
- 40 mm
- Thickness
- 12.5 mm
- Material
- Steel 904L
- Shape
- round
- Water resistance
- 100 m
Movement
- Movement
- Automatic
- Calibre
- RR1103
- Power reserve
- Not confirmed
- Frequency
- Not confirmed
- Jewels
- Not confirmed
- Complications
- hours, minutes, seconds
Dial and strap
- Dial
- malaquita
- Markers
- Not confirmed
- Date
- Not confirmed
- Bezel
- smooth
- Strap
- Not confirmed
Record
- Line
- Engineer III
- Year
- Not confirmed
- Status
- In production
- Range
- Mid-range
Across the Archive
Alternatives
Why it matters
- Malachite dial
- 904L steel
- Mu-metal shield
- 100 metres
Sources
Record confidence: high. Anything unverified stays marked, never estimated.