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Zenith — G.F.J.

Also known as: G.F.J.

DocumentedSupported by at least one credible specialist source.

Record status

Documented family · partial

Period

2025–2026 (sampled references)

Maker / issuer

Zenith

G.F.J. is a wristwatch family made by Zenith. Production years recorded for the sampled references run from 2025 to 2026. Recorded movements are Zenith caliber 135-O, with functions including hours, minutes and small seconds.

The sampled references record case diameters of 39 mm, cases in yellow gold and platinum and water resistance of 50 m. Reference examples: ref. 30.1865.0135/56.C216 (G.F.J. Calibre 135 Yellow Gold / Jasper Bloodstone; 2026; 39.00 mm); ref. 40.1865-2.0135/01.C220 (G.F.J. Calibre 135 Double Signed with Naoya Hida & Co; 2026; 39.00 mm); ref. 40.1865.0135/51.C200 (G.F.J. Calibre 135; 2025; 39.00 mm). 3 of the sampled references are recorded as limited editions (30.1865.0135/56.C216: 161 units; 40.1865-2.0135/01.C220: 10 units; 40.1865.0135/51.C200: 160 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 2025 and the latest is 2026.

Physical characteristics

Crystal
Sapphire
Case back
Open
Case shape
Round
Case materials recorded
Yellow Gold, Platinum
Case diameter (sampled references)
39 mm

Technical characteristics

Functions recorded
Hours, Minutes, Small Seconds
Movements recorded
Zenith caliber 135-O
Production years recorded
2025–2026
Water resistance recorded
50 m

Design

Hands
Dauphine
Hour markers
Stick / Dot
Dial colours recorded
Green, Silver, Blue

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
G.F.J.
References sampled
30.1865.0135/56.C216 — G.F.J. Calibre 135 Yellow Gold / Jasper Bloodstone 40.1865-2.0135/01.C220 — G.F.J. Calibre 135 Double Signed with Naoya Hida & Co 40.1865.0135/51.C200 — G.F.J. Calibre 135
Distinguishing features
Reference number, movement calibre, case material and dial colour together
Representative reference
30.1865.0135/56.C216 (aka: 30.1865.0135/56.C209, 30.1865.0135/56.C204)
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 7 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. 30.1865.0135/56.C216 — G.F.J. Calibre 135 Yellow Gold / Jasper Bloodstone

    produced 2026; Zenith caliber 135-O; 39.00 mm yellow gold; Green dial. Source: WatchBase.

  • Ref. 40.1865-2.0135/01.C220 — G.F.J. Calibre 135 Double Signed with Naoya Hida & Co

    produced 2026; Zenith caliber 135-O; 39.00 mm platinum; Silver dial. Source: WatchBase.

  • Ref. 40.1865.0135/51.C200 — G.F.J. Calibre 135

    produced 2025; Zenith caliber 135-O; 39.00 mm platinum; Blue 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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