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Oris — BC4

Also known as: BC4

DocumentedSupported by at least one credible specialist source.

Record status

Documented family · partial

Period

2009–2011 (sampled references)

Maker / issuer

Oris

BC4 is a wristwatch family made by Oris. Production years recorded for the sampled references run from 2009 to 2011. Recorded movements are Oris caliber Oris 643, Oris caliber Oris 674 and Oris caliber Oris 645, with functions including hours, minutes, small seconds, date, chronograph and seconds.

The sampled references record case diameters of 42.7–45 mm, cases in stainless steel and water resistance of 100 m. Reference examples: ref. 01 643 7617 4764-07 5 22 58BFC (BC4 Small Second Day DLC / Black; 42.70 mm); ref. 01 653 7631 4684-Set (BC4 Blue Eagles; 2009–2011; 45.00 mm); ref. 01 645 7617 4154-07 8 22 58 (BC4 Small Second Pointer Day Stainless Steel / Black / Bracelet; 42.70 mm). 1 of the sampled references is recorded as limited editions (01 653 7631 4684-Set: 1969 units).

Evidence at a glance

Linked sources
2
Photograph views
4
Catalogue references
4

Counts describe this entry’s documentation, not authenticity, rarity or completeness. Photographs may show one specimen; check each caption and licence.

Historical context

Among the 3 WatchBase references sampled for this entry, the earliest recorded production year is 2009 and the latest is 2011.

Physical characteristics

Bezel
Rotating, 24 Hour
Crystal
Sapphire
Case back
Open, Closed
Lug width
22 mm
Case shape
Cushion
Case materials recorded
Stainless Steel
Case diameter (sampled references)
42.7–45 mm

Technical characteristics

Functions recorded
Hours, Minutes, Small Seconds, Date, Chronograph, Seconds, Day
Movements recorded
Oris caliber Oris 643 · Oris caliber Oris 674 · Oris caliber Oris 645
Production years recorded
2009–2011
Water resistance recorded
100 m

Design

Hands
Alpha, Stick
Hour markers
Mixed, Stick / Dot
Dial colours recorded
Black

Identification

How to identify
The reference number, usually found on the case back, between the lugs or on papers, ties a watch to one of these configurations; movement calibre, case material and dial together separate references within the family.
Family as listed
BC4
References sampled
01 643 7617 4764-07 5 22 58BFC — BC4 Small Second Day DLC / Black 01 653 7631 4684-Set — BC4 Blue Eagles 01 645 7617 4154-07 8 22 58 — BC4 Small Second Pointer Day Stainless Steel / Black / Bracelet
Distinguishing features
Reference number, movement calibre, case material and dial colour together
Representative reference
01 643 7617 4764-07 5 22 58BFC
Source note
All figures follow WatchBase and describe only the references sampled here; they have not been checked against the manufacturer's archive. WatchBase, an online database of watch references, lists 23 references under this family name; this entry summarises 3 of them, chosen across that list, including the reference originally recorded for this entry. The reference list, calibres and case specifications summarised above come from WatchBase; the manufacturer's own archive or a printed reference work should be consulted before treating any detail as definitive. That figure is not necessarily the family's introduction date: earlier references may exist outside the sample, and WatchBase coverage of discontinued models is uneven.

Catalogue references

Varieties

  • Ref. 01 643 7617 4764-07 5 22 58BFC — BC4 Small Second Day DLC / Black

    Oris caliber Oris 643; 42.70 mm stainless steel; Black dial. Source: WatchBase.

  • Ref. 01 653 7631 4684-Set — BC4 Blue Eagles

    produced 2009–2011; Oris caliber Oris 674; 45.00 mm stainless steel; Black dial. Source: WatchBase.

  • Ref. 01 645 7617 4154-07 8 22 58 — BC4 Small Second Pointer Day Stainless Steel / Black / Bracelet

    Oris caliber Oris 645; 42.70 mm stainless steel; Black dial. Source: WatchBase.

Research required

  • Research Required: confirm the family's introduction date, full reference list and production span against the manufacturer's archive or a printed reference; WatchBase figures cover only the sampled references.
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