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Borealis Prometheus Jamanta Black Dial No Date Miyota 9039

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This watch is available for purchase directly from the brand's website.

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About this Watch

A Dive watch, in a round stainless steel case, 40mm, with a black horizontal ribbed dial, sword hands and applied metal indices, powered by the Miyota 9039.

This reference is currently in stock and available for direct purchase from the brand. Its price sits close to the median for comparable watches in its segment, neither a premium nor a bargain within that group. The 286 comparable dive watches tracked in this size and price class range from USD 310 to USD 499.

Diameter

40mm

Lug to lug

40mm

Between lugs

40mm

Thickness

40mm

Weight

40g

Movement Name

Miyota 9039

Power reserve

40 hours

Water resistance

40 bar

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Statistics

Its scarcity score of 0/100 puts it in roughly the bottom 10% of tracked dive watches in this class. The scarcity score here has moved down around 15 points across the past 175 days. It peaked near a score of 17 in April 2026. That tracks closely with what's typical for Borealis's catalog.

Across Borealis's tracked catalog, about 35% of models are in stock at any given time.

Worth tracking
Limited data
Currently available with no strong urgency signal either way.
Scarcity score
Modeled
Based on Time unavailable. Reference evidence · 365 days · 0 availability changes · high confidence
0/100
Scarcity rank (in its segment)Upgrade
Price vs segmentUpgrade
Brand restocks every
Brand avg
~1 days
Brand in stock
Brand avg
~35%

Availability

Last confirmed: 9/17/26, 4:47 PM

Tracked since 9/16/25 (366 days).

Available9/16/25
12 months straight
March 2026
Today

Price

Currently priced at $415.00, with 3 price changes recorded over the tracked period. The lowest recorded price was $415.00 on 3/18/26; the highest was $422.82 on 8/11/26. That's up from the $415.00 it was first tracked at.