A single-row natural pearl necklace
A single-row natural pearl necklace, the pearls graduate from 4.1-8.1mm with an Art Deco diamond-set platinum and white gold clasp, the clasp inscribed 'pat. no. 210520, 63.5cm long
Accompanied by report number 79187-76 dated 21 November 2018 from GCS, London stating that the 105 pearls graduate from 4.1-8.1mm and are natural saltwater with no indications of treatment.
Estimated pearl diameters in mm (numbered from the male end of the clasp):
1: 4.11
2: 4.14
3: 4.25
4: 4.30
5: 4.34
6: 4.22
7: 4.30
8: 4.31
9: 4.34
10: 4.35
11: 4.36
12: 4.34
13: 4.40
14: 4.44
15: 4.53
16: 4.54
17: 4.65
18: 4.66
19: 4.71
20: 4.77
21: 4.71
22: 4.79
23: 4.83
24: 4.89
25: 4.95
26: 4.92
27: 4.93
28: 5.10
29: 5.19
30: 5.19
31: 5.34
32: 5.23
33: 5.31
34: 5.32
35: 5.38
36: 5.44
37: 5.44
38: 5.39
39: 5.46
40: 5.49
41: 5.54
42: 5.57
43: 5.65
44: 5.84
45: 5.97
46: 6.16
47: 6.21
48: 6.41
49: 6.47
50: 6.53
51: 6.84
52: 7.13
53: 8.14
54: 7.30
55: 6.81
56: 6.54
57: 6.48
58: 6.24
59: 6.12
60: 6.17
61: 5.79
62: 5.68
63: 5.58
64: 5.64
65: 5.63
66: 5.59
67: 5.59
68: 5.56
69: 5.53
70: 5.45
71: 5.41
72: 5.45
73: 5.29
74: 5.36
75: 5.30
76: 5.23
77: 5.28
78: 5.25
79: 5.21
80: 4.97
81: 4.86
82: 4.83
83: 4.96
84: 4.93
85: 4.74
86: 4.79
87: 4.66
88: 4.60
89: 4.60
90: 4.59
91: 4.51
92: 4.53
93: 4.50
94: 4.46
95: 4.38
96: 4.34
97: 4.34
98: 4.36
99: 4.31
100: 4.30
101: 4.19
102: 4.32
103: 4.35
104: 4.20
105: 4.17
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