37. Solidus of Heraclius 3/4 in. (1.9 cm) Date: 610 - 641ca. A.D. 610–41 Geographic region: IranQasr-i Abu Nasr Time period: Byzantine Medium: Gold Extent: 3/4 in. (1.9 cm)
38. Stamp seal 0.08 x 0.51 in. (0.2 x 1.3 cm) Date: 200 - 699ca. 3rd–7th century A.D. Geographic region: Iran or Mesopotamia Time period: Sasanian Medium: Lapis lazuli Extent: 0.08 x 0.51 in. (0.2 x 1.3 cm)
39. Stamp seal 0.12 x 0.47 in. (0.3 x 1.19 cm) Date: 200 - 699ca. 3rd century A.D. Geographic region: Iran or Mesopotamia Time period: Sasanian Medium: Onyx, nicolo Extent: 0.12 x 0.47 in. (0.3 x 1.19 cm)
40. Stamp seal 0.12 x 0.75 in. (0.3 x 1.91 cm) Date: 200 - 699ca. 3rd–7th century A.D. Geographic region: Iran or Mesopotamia Time period: Sasanian Medium: Chalcedony, translucent Extent: 0.12 x 0.75 in. (0.3 x 1.91 cm)
41. Stamp seal 0.28 x 0.63 in. (0.71 x 1.6 cm) Date: 200 - 699ca. 3rd–7th century A.D. Geographic region: Iran or Mesopotamia Time period: Sasanian Medium: Carnelian Extent: 0.28 x 0.63 in. (0.71 x 1.6 cm)
42. Stamp seal 0.35 in. (0.89 cm) Date: 400 - 700ca. 5th–7th century A.D. Geographic region: Iran Time period: Sasanian Medium: Carnelian Extent: 0.35 in. (0.89 cm)
43. Stamp seal 0.39 in. (0.99 cm) Date: 200 - 699ca. 3rd–7th century A.D. Geographic region: Iran or Mesopotamia Time period: Sasanian Medium: Agate Extent: 0.39 in. (0.99 cm)
44. Stamp seal 0.39 x 0.04 x 0.55 in. (0.99 x 0.1 x 1.4 cm) Date: 200 - 699ca. 3rd–7th century A.D. Geographic region: Iran or Mesopotamia Time period: Sasanian Medium: Garnet, almandine Extent: 0.39 x 0.04 x 0.55 in. (0.99 x 0.1 x 1.4 cm)
45. Stamp seal 0.39 x 0.47 in. (0.99 x 1.19 cm) Date: 200 - 699ca. 3rd–7th century A.D. Geographic region: Iran or Mesopotamia Time period: Sasanian Medium: Chalcedony, yellow Extent: 0.39 x 0.47 in. (0.99 x 1.19 cm)
46. Stamp seal 0.43 x 0.35 in. (1.09 x 0.89 cm) Date: 200 - 699ca. 3rd–7th century A.D. Geographic region: IranNishapur Time period: Sasanian Medium: Stone Extent: 0.43 x 0.35 in. (1.09 x 0.89 cm)
47. Stamp seal 0.48 x 0.63 x 0.65 in. (1.22 x 1.6 x 1.65 cm) Date: 200 - 699ca. 3rd–7th century A.D. Geographic region: Iran Time period: Sasanian Medium: Chalcedony Extent: 0.48 x 0.63 x 0.65 in. (1.22 x 1.6 x 1.65 cm)
48. Stamp seal 0.51 in. (1.3 cm) Date: 400 - 700ca. 5th–7th century A.D. Geographic region: Iran Time period: Sasanian Medium: Stone Extent: 0.51 in. (1.3 cm)