Glossary entry (derived from question below)
Italiano term or phrase:
eccedere in inutili ostentazioni
Inglese translation:
being ostentatious
Italiano term
Italia
meaning and style
Native in: Italiano 
Works in: Da Inglese a Italiano, Da Italiano a Inglese, Da Francese a Italiano, and 1 more.
eccedere in inutili ostentazioni
Proposed translations
Stati Uniti
Six languages into flawless English
Native in: Inglese
Works in: Da Tedesco a Inglese, Da Francese a Inglese, Da Spagnolo a Inglese, and 4 more.
being ostentatious
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Note added at 30 mins (2010-06-10 21:15:48 GMT)
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Or rather, to translate the whole thing, "the fashion-conscious man who likes to dress with taste and style without being ostentatious."
never unnecessarly pretentious
Regno Unito
Thorough, knowledgeable and resourceful
Native in: Inglese (Variant: UK) 
Works in: Da Francese a Inglese, Da Spagnolo a Inglese, Da Italiano a Inglese, and 4 more.
overstepping the mark into unnecessary/excessive ostentation
BBC NEWS | Entertainment | BBC defends 'adversarial' Paxman
2 Mar 2010 ... and scrutiny in the traditional British adversarial way... and the danger of overstepping the mark into negativity and rudeness. ...
news.bbc.co.uk/2/hi/entertainment/4353299.stm
Tasty Gig Reviews
The trio ooze confidence without overstepping the mark into arrogance and forthcoming single 'Saturday Superhouse' provides some more insight into what we ...
www.tastyfanzine.org.uk/gigs51jan07.htm
April « 2010 « chopard diary
Intended for women who like to shine and to express their femininity without excessive ostentation, only 1000 pairs will be available. read more. comment ...
diary.chopard.com/2010/04/
Seicelle
25 years experience constantly improving
Native in: Inglese (Variant: British)
Works in: Da Italiano a Inglese
but in a sober manner.
Italia
Texts with zest by a Chartered Linguist
Native in: Inglese (Variants: UK, British)
Works in: Da Italiano a Inglese, Inglese
without going over the top
[yet never] succumbs to the excesses of useless ostentation.
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Note added at 17 hrs (2010-06-11 14:26:43 GMT)
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I guess I just like the extravangance of the original Italian phrasing enough to maintain it in the English translation.
It's playful (even flirty), and in fashion copy, playfulness can be a really good thing. :-) Ciao...
...who loves to dress in good taste and with style and yet never succumbs to the excesses of useless ostentation.
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