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Kurono Tokyo Seiji
Ref. Seiji · Dress
$1,793Stock unknown
Case
- Diameter
- 37mm
- Thickness
- 7mm
- Lug width
- 20mm
- Material
- 316L Stainless Steel
- Finish
- Polished
- Water resistance
- 30m
- Caseback
- Solid
Crystal & dial
- Crystal
- Sapphire
- Dial colour
- Celadon (青磁)
- Indices
- Applied
Movement
- Caliber
- Miyota 90S5
- Type
- Automatic
- Beat rate
- 28,800 vph
- Power reserve
- 40h
- Jewels
- 24
Miyota
Miyota's open-heart variant of the 9015 platform, featuring a skeletonized dial-side plate that exposes the balance wheel through a cutout in the dial. Shares the same reliable 28,800 vph architecture and 42-hour power reserve as the standard 9015. Popular among microbrands offering open-heart designs at accessible price points without resorting to Chinese movements.
Design language
- Case shape
- round
- Dial style
- standard
- Bezel
- smooth_polished
- Bracelet
- leather_strap
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Classic collection · 4 watches
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Retail$1,793
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The Kurono Tokyo Seiji is praised for its classic 37mm case and beautiful blue/green lacquer dial. One owner reported exceptional timekeeping accuracy, running within chronometer standards. However, the marketing approach has been criticized as a scheme for limited production, with some finding the addition of a white leather strap unnecessary. On balance, owners and reviewers appreciate the Kurono Tokyo Seiji for its design and proportions, particularly the 37mm case size and attractive dial.
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