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SPB379

Seiko

SPB379 Mechanical GMT

Also sold as SPB379J1Japan

In production All SPB references →
Caliber
6R54
Case diameter
39.5mm
Water resistance
200 m
Power reserve
72h

Best price USD 940.00 eBay · 7 offers · checked 2 days ago

Seiko SPB379: caliber 6R54, 39.5 mm case, 200 m water resistance. 7 offers from USD 940.00.

Where to buy Last seen when we checked; prices change

7 offers from USD 940.00

Source Total
eBay from US · 2 weeks ago Refurbished · USD 875.00 · USD 12.00 USD 887.00 View offer
eBay from US · 2 days ago arrives in 2–4 days New · USD 940.00 · Free Best price USD 940.00 View offer
eBay from HK · 12 hours ago New · USD 989.00 · USD 29.00 USD 1,018.00 View offer
eBay from HK · 12 hours ago arrives in 22–43 days New · USD 1,060.00 · Free USD 1,060.00 View offer
eBay from HK · 12 hours ago arrives in 33–75 days New · USD 1,060.00 · USD 9.00 USD 1,069.00 View offer
eBay from US · 12 hours ago arrives in 2–6 days New · USD 1,092.50 · Free USD 1,092.50 View offer
eBay from US · 2 weeks ago New · USD 1,150.00 · Free USD 1,150.00 View offer
eBay from HK · 12 hours ago arrives in 14–33 days Used · ≈ USD 1,407.29 · ≈ USD 33.19 ≈ USD 1,440.48 GBP 1,085.00 View offer
eBay from US · 1 day ago Refurbished · USD 795.00 · Not stated Base only View offer
Creation Watches from SG · 2 days ago New · USD 969.00 · Not stated Base only Out of stock

Total shown does not include import duties or taxes — the marketplace did not report them for these listings. Cross-border orders may be charged on delivery.

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Specifications

Specifications from Seiko, Creation Watches, last seen 2026-09-21.

Movement

Caliber
6R54 All 6R54 watches →
Movement
Automatic
Power reserve
72h
Jewels
24

Case & crystal

Case material
Stainless steel (super hard coating)
Case diameter
39.5mm
Case thickness
13.6mm
Lug to lug
46.4mm
Lug width
20mm
Crystal
Curved sapphire crystal

Resistance

Water resistance
200 m
Magnetic resistance
4,800 A/m

Catalogue

Family
SPB
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Variants Same watch, different market or bracelet

Reference Edition Region Band Clasp Weight
SPB379J1 J1 Japan Cow leather Three-fold clasp with push button release

More Seiko SPB references

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