Bell & Ross expands its compact BR-05 lineup with the introduction of the Blue Diamond Eagle, a refined 36mm model that blends sporty design with a poetic, celestial aesthetic. Building on the more versatile proportions introduced in recent years, the Bell & Ross BR-05 36mm Blue Diamond Eagle pairs the collection’s signature integrated-bracelet architecture with a shimmering aventurine dial set with diamonds arranged to form the Aquila constellation. The result is a distinctive interpretation of the BR-05 that combines contemporary elegance with a subtle astronomical narrative.
The BR-05 Blue Diamond Eagle is housed in a compact 36mm stainless-steel case with a slim profile measuring approximately 8.5mm in thickness. Designed specifically for balanced proportions rather than simply scaled down, the case retains the collection’s signature “circle within a square” geometry, with rounded corners and a raised bezel secured by four polished screws. Alternating brushed surfaces and polished bevels emphasize the watch’s architectural lines while maintaining a refined, contemporary presence.
On the reverse, a solid caseback is engraved with the Aquila (Eagle) constellation motif, reinforcing the celestial theme of the dial. The closed construction conceals the movement within while allowing for a clean, uninterrupted exterior design that aligns with the watch’s elegant aesthetic.
At 3 o’clock sits a screw-down crown protected by integrated guards, ensuring durability and everyday usability. A sapphire crystal with anti-reflective coating protects the dial while enhancing clarity. Water-resistance can reach up to 100 meters (328 feet).
The dial is crafted from blue aventurine glass, a material prized for its sparkling inclusions that resemble a star-filled night sky. These shimmering particles create a dynamic visual effect, shifting subtly with changes in light and giving the dial a sense of depth and movement.
Diamond-set hour markers provide both structure and brilliance, while seven additional diamonds are carefully arranged to form the outline of the Aquila constellation. The largest stone, positioned between 10 and 11 o’clock, represents Altair (which is the brightest star in the constellation), while the remaining diamonds depict the wings and tail of the eagle in a carefully balanced composition.
The layered construction of the aventurine dial, combined with the applied diamonds, enhances depth and visual richness. The polished hands stand out clearly against the dark, starry backdrop, while the absence of excessive text preserves the dial’s clean and poetic presentation.
Bell & Ross BR-05 Blue Diamond Eagle
The “Bell & Ross BR-05 Blue Diamond Eagle” (Ref#: BR05A-S-EA-ST/SST) is powered by the base self-winding mechanical movement, caliber BR-CAL.329 with 25 jewels, 28,800 vph. It comes equipped with central hours, minutes, and seconds. Power reserve can last up to 54 hours, when fully wound.
Mounted on this watch is an integrated stainless-steel bracelet featuring brushed surfaces and polished central links, secured by a folding clasp. The seamless transition between case and bracelet reinforces the BR-05’s signature design language, while the compact 36mm size ensures a comfortable and versatile fit.

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