Seiko 5 Sports Field GMT: HDB002 Desert Sand vs SSK059 polar dial: which should you buy?
These are the same watch underneath: a 39.4 mm, 13.6 mm thick steel case, the automatic 4R34 GMT calibre with about 41 hours of reserve, Hardlex crystal, 100 m water resistance and a £410 RRP. So choose on the dial. The HDB002 has a warmer, sandblasted ivory dial; the SSK059 has a crisper white textured dial with an orange GMT hand.
Pick the 5 Sports Field GMT HDB002 if
Pick the HDB002 if you want the warmer, vintage-leaning ivory dial that sits more easily with brown leather, canvas and a casual wardrobe, and you prefer a subtler look.
Pick the 5 Sports Field GMT SSK059 if
Pick the SSK059 if you want the classic polar-dial look, with a bright white dial and a vivid orange GMT hand that stands out clearly when you read the second time zone.
How do they compare side by side?
| Spec | 5 Sports Field GMT HDB002 | 5 Sports Field GMT SSK059 |
|---|---|---|
| Brand | Seiko | Seiko |
| Reference | HDB002K1 | SSK059K1 |
| Case diameter | 39.4 mm | 39.4 mm |
| Thickness | 13.6 mm | 13.6 mm |
| Lug to lug | 47.9 mm | 47.9 mm |
| Water resistance | 100 m | 100 m |
| Movement | Automatic | Automatic |
| Calibre | 4R34 | 4R34 |
| Power reserve | 41 hours | 41 hours |
| Crystal | Curved Hardlex | Curved Hardlex |
| Strap | Stainless steel five-link bracelet, three-fold push-button clasp | Stainless steel bracelet with three-fold clasp, 20 mm |
| Colourway | Cream (Desert Sand) dial, orange GMT hand, steel bezel and bracelet | White textured dial, orange GMT hand, steel case |
| Launched | July 2026 | February 2026 |
| Brand RRP | £410 | £410 |
We may earn a commission if you buy through this link. It never changes what we pick or say.
- Show Amazon prices from
- Show Amazon prices from
A dot marks the better spec, where "better" is clear-cut (more water resistance, longer power reserve, a harder crystal). Specs from each brand's published information.
Read the first looks: Seiko 5 Sports Field GMT HDB002K1 (Desert Sand dial, steel bracelet) · Seiko 5 Sports Field GMT SSK059
Questions people ask
Is there any technical difference between the HDB002 and SSK059?
On Seiko's published specs, no. Both use the 39.4 mm case, 47.9 mm lug to lug, 13.6 mm thickness, 4R34 automatic GMT calibre, Hardlex crystal and 100 m water resistance.
Which is better for small wrists?
Neither has the edge: both measure 39.4 mm across and 47.9 mm lug to lug, which suits wrists from roughly 15.5 cm upwards.
Do they have sapphire crystals?
No. Both use Seiko's curved Hardlex mineral crystal, which is the main compromise at a £410 RRP.