Checking in at The Gem Society Boutique Hotel & Spa means a sanctuary beneath the city awaits you. Almaz Spa is an underground oasis of calm and rejuvenation. Soothingly decorated, it features a stone built hammam – complete with historic sidewalk prisms highlighting the subterranean surroundings, a custom built Cycladic inspired jacuzzi and private treatment rooms where you can unwind and be guided by our knowledgeable therapists.

We have an enticing menu of treatments and massages in collaboration with the premium Greek brand Apivita, as well as customised offers such as side by side massages and champagne, signature spa sessions, alongside tailored packages for private parties and groups. Escaping the buzz of the city has never felt so good!

Membership is available to the public.

For optimal availability of our services and appointment times, we recommend booking ahead of time.
We kindly ask that you notify us of any change to your reservation 12 hours in advance.
Please arrive at least 15 minutes ahead of your scheduled spa treatment.

Monday to Sunday
10:00 am to 6:30 pm

Email us on
Call us on 210 220 7776
Follow us on instagram @almazspa
Follow us on facebook @almazspa


Single treatment rooms
Double treatment room
Cycladic Jacuzzi
Apivita Body Treatments
Apivita Facial Treatments
Muscle Relieving Massage
Energising Massage
Relaxing Massage
Corporate Packages
Memberships available
Apivita Retail Boutique
Our packages
Urban Escape Day Spa
Retreat to our underground oasis of calm and quiet, and relax in the hands of our certified therapists.
Almaz Experience Day Spa
Relax and revive in one of our treatment rooms before enjoying a healthy lunch at Muse Bistro.
Almaz Hammam Exfoliation Ritual
Cleanse and brighten your skin with this Mediterranean-inspired hammam experience.
Indulge and Dine
Treat a special someone with this unforgettable shared experience. Topped by sipping on champagne in the Jacuzzi! End it with a 3 course dinner at our Muse Bistro.
Spa Suitors
Memorable pampering for friends or couples.