Very rare Seiko Moonphase Automatic "Luna Calender" Ref.6347-6010 Ref.

Name: Very rare Seiko Moonphase Automatic "Luna Calender" Ref.6347-6010 Ref.
Brand: SEIKO
Price: 150000 JPY
Availability: InStock
Rating: 5 (1 reviews)

Japan

￥150,000

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Basic Information

Brand

SEIKO

Model

VINTAGE MODEL

Reference Number

6347-6010

Case Material

STAINLESS STEEL

Year Of Manufacture

1985

Dial Condition

Aged Patina Due to Vintage Condition

Case Condition (Including Case Back)

Pre-owned (Some minor scratches on case)

Accuracy

Mechanical (±30 seconds/day)

Gender

Male

Location

Japan

Movement

Winding Up

Automatic

Caliber

Cal.6347

Power reserve

Case

Case Material

STAINLESS STEEL

Glass

plastic

Size (excluding crown)

Numbers on the dial

BAR

Belt

Belt Material

Stainless steel

Explanation

See translation

⭐ Original 1985 Silver-Tone Engraved Moonphase & Date Dial / Wide Hands ⭐

Dial Markings: SEIKO 5 / 23 JEWELS / AUTOMATIC / 6347-6010
Condition:
There are some areas where the engraved plating on the inner bezel has worn off.
All hands show the natural patina and character acquired through more than 50 years of aging.

⭐ Original 1985 Stainless Steel Square Bezel ⭐

Condition:
No noticeable dents or major scratches.
Minor scratches and small marks consistent with age are present.

⭐ Original 1985 Stainless Steel Square Case ⭐

Condition:
Overall signs of wear and slight thinning consistent with age.
There are no noticeable deep scratches or dents; the case has been lightly buffed by our workshop.
Size: 34mm (excluding crown) × 39mm (lug-to-lug)

⭐ Original 1985 Stainless Steel Screw-Back Case ⭐

Case Back Markings:
SEIKO / WATER RESISTANT / STAINLESS STEEL / 6347-6010 / JAPAN / Suwa Logo
Condition:
Lightly buffed by our workshop.

⭐ Aftermarket Stainless Steel Bracelet ⭐

Condition:
Unused vintage bracelet from the 1980s.

★☆★ Cal. 6347 ★☆★
Frequency: 21,800 vibrations per hour
Jewels: 23 jewels
Power Reserve: Up to approximately 40 hours
Functions:
Quick date change
Moonphase & date
Hacking seconds
Movement Markings: SEIKO / JAPAN / 6347 / 23 JEWELS