Round|Natural|GIA

1.62ct H SI1 Round Natural Diamond

EX • H/SI1 • GIA 1535315593

Certificate GIA 1535315593

Diamond specifications and retailer prices

From £5,993 GBP
$8,030 USD
As of November 1, 2026
Save £4,881 GBP (45%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: £10,874 GBP at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.62ct natural round diamond

This 1.62ct natural round sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1535315593. Listed at 20 retailers as of October 30, 2026, with prices from £5,993 to £10,874, a £4,881 spread on the same certified stone. NZ Jewellers lists it at £10,874. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.62
Carat
H
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 1535315593
Dimensions7.46 × 7.51 × 4.71 mm
L/W Ratio1.01
Star length50%
Key to symbols
Cloud, Crystal, Feather, Needle
Top View
7.46 mm7.51 mm1.62 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1535315593
Side View
Table 56.0%Crown 36.5°Girdle: MED-STKPavilion 41°Culet: NoneDepth 62.9%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: £10,874 GBP|Low: £5,436 GBP|High: £10,874 GBP|Avg: £7,738 GBP
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
November 1, 2026
Retailer 12£5,993 GBP
Retailer 3£6,109 GBP
Retailer 15£6,478 GBP
Retailer 6£6,524 GBP
Retailer 13£6,524 GBP
Retailer 9£7,083 GBP
Retailer 11£7,167 GBP
Retailer 14£7,177 GBP
Retailer 5£7,702 GBP
Retailer 7£7,956 GBP
Retailer 2£8,086 GBP
Retailer 4£8,155 GBP
Retailer 10£9,585 GBP
Retailer 8£10,189 GBP
NZ Jewellers£10,874 GBP

44 data points across 15 retailers

20 retailers£5,993 GBP to £10,874 GBP

B+
Cheapest Retailer
-
£5,993 GBP
$8,030 USD
B+
Retailer 2
-
£6,109 GBP
$8,185 USD
View
B+
Retailer 3
-
£6,478 GBP
$8,680 USD
View
B+
Retailer 4
-
£6,524 GBP
$8,742 USD
View
B
Retailer 5
-
£6,524 GBP
$8,742 USD
View
Final sale: no returns
B
Retailer 6
-
£7,068 GBP
$9,470 USD
View
B+
Retailer 7
-
£7,083 GBP
View
Retailer 8
-
£7,167 GBP
A$14,774 AUD
View
Price last confirmed 9 days ago
B
Retailer 9
-
£7,177 GBP
$9,616 USD
View
Retailer 10
-
£7,187 GBP
$9,630 USD
View
Price last confirmed 63 days ago
B
Retailer 11
-
£7,702 GBP
$10,320 USD
View
B
Retailer 12
-
£7,702 GBP
$10,320 USD
View
B
Retailer 13
-
£7,956 GBP
$10,660 USD
View
B
Retailer 14
-
£8,086 GBP
€10,318 EUR
View
B
Retailer 15
-
£8,155 GBP
$10,927 USD
View
Retailer 16
-
£8,587 GBP
$11,506 USD
View
Price last confirmed 9 days ago
B
Retailer 17
-
£9,585 GBP
ZAR 207,470 ZAR
View
B
Retailer 18
-
£10,189 GBP
View
Retailer 19
-
£10,418 GBP
$13,959 USD
View
Price last confirmed 61 days ago
Most Expensive
B
NZ Jewellers
6c38b3ab-cd10-4260-ad85-11abc05b2ead · Oct 30
£10,874 GBP
$14,570 USD
View
19 more retailers have this diamond
Prices start from £5,993 GBPSave up to £4,881 GBP

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

B+
1.62ct Round
£5,993 GBP