








Seiko Skyliner 6100-8000
🕰️ About the Seiko 6100 Series
Produced from 1967 through 1974, the Seiko 6100 family powered many high-end models. It was available in both regular 21,600 A/h and high-beat 36,000 A/h configurations, with options for manual winding and automatic movements.
📅 This Particular Timepiece
Manufactured: January 1971
Movement Type: Manual winding
Caliber: 61A
🔍 Condition Overview
Dial: Very good condition
Hands: Very good condition
Crystal: Professionally polished
Case: Very good condition with minor hairlines, barely visible to the naked eye
Strap: Good-quality used leather, thoroughly cleaned
Crystal Type: Original Seiko
⚙️ Service & Function
This high-end movement has been fully disassembled, cleaned, and serviced to ensure long-term reliability.
All functions tested and working
Accuracy: Final regulation to ±10 seconds/day
Power Reserve: 40+ hours
🕰️ About the Seiko 6100 Series
Produced from 1967 through 1974, the Seiko 6100 family powered many high-end models. It was available in both regular 21,600 A/h and high-beat 36,000 A/h configurations, with options for manual winding and automatic movements.
📅 This Particular Timepiece
Manufactured: January 1971
Movement Type: Manual winding
Caliber: 61A
🔍 Condition Overview
Dial: Very good condition
Hands: Very good condition
Crystal: Professionally polished
Case: Very good condition with minor hairlines, barely visible to the naked eye
Strap: Good-quality used leather, thoroughly cleaned
Crystal Type: Original Seiko
⚙️ Service & Function
This high-end movement has been fully disassembled, cleaned, and serviced to ensure long-term reliability.
All functions tested and working
Accuracy: Final regulation to ±10 seconds/day
Power Reserve: 40+ hours