Round|Natural|GIA

0.62ct I SI1 Round Natural Diamond

EX • I/SI1 • GIA 1559558733

Certificate GIA 1559558733

Diamond specifications and retailer prices

From £550 GBP
$736 USD
As of October 28, 2026
Save £663 GBP (55%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: £2,064 GBP at NZ Jewellers · As of October 27, 2026
View at NZ Jewellers

About this 0.62ct natural round diamond

This 0.62ct natural round sits in the half to three-quarter carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1559558733. Listed at 25 retailers as of October 28, 2026, with a 121% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

0.62
Carat
I
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle41.4°
OriginNatural
Grading LabGIA
CertificateGIA 1559558733
Dimensions5.42 × 5.46 × 3.41 mm
L/W Ratio1.01
Culet sizeNone
Key to symbols
Twinning Wisp, Feather
Top View
5.42 mm5.46 mm0.62 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1559558733
Side View
Table 59.0%Crown 35°Girdle: MED-STKPavilion 41.4°Culet: NoneDepth 62.6%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 28
Current: £2,064 GBP|Low: £464 GBP|High: £2,064 GBP|Avg: £896 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
October 29, 2026
Retailer 10£510 GBP
Retailer 3£613 GBP
Retailer 12£619 GBP
Retailer 13£680 GBP
Retailer 5£688 GBP
Retailer 9£724 GBP
Retailer 7£762 GBP
Retailer 6£853 GBP
Retailer 4£926 GBP
Retailer 8£980 GBP
Retailer 11£990 GBP
Retailer 2£1,212 GBP
NZ Jewellers£2,064 GBP

40 data points across 13 retailers

25 retailers£550 GBP to £1,212 GBP

A
Cheapest Retailer
-
£550 GBP
$736 USD
Retailer 2
-
£585 GBP
$784 USD
View
Price last confirmed 27 days ago
Retailer 3
-
£596 GBP
$799 USD
View
Price last confirmed 8 days ago
Retailer 4
-
£596 GBP
$799 USD
View
Price last confirmed 63 days ago
A
Retailer 5
-
£599 GBP
$803 USD
View
B+
Retailer 6
-
£605 GBP
$810 USD
View
B+
Retailer 7
-
£613 GBP
$821 USD
View
Retailer 8
-
£619 GBP
$830 USD
View
Price last confirmed 8 days ago
Retailer 9
-
£674 GBP
$903 USD
View
Price last confirmed 8 days ago
B+
Retailer 10
-
£680 GBP
$911 USD
View
B+
Retailer 11
-
£688 GBP
$922 USD
View
B+
Retailer 12
-
£724 GBP
$970 USD
View
Price last confirmed 5 days ago
B+
Retailer 13
-
£731 GBP
$980 USD
View
B+
Retailer 14
-
£731 GBP
$980 USD
View
B+
Retailer 15
-
£737 GBP
$987 USD
View
B+
Retailer 16
-
£754 GBP
$1,010 USD
View
B+
Retailer 17
-
£762 GBP
View
B
Retailer 18
-
£808 GBP
$1,083 USD
View
B+
Retailer 19
-
£853 GBP
€1,089 EUR
View
B
Retailer 20
-
£926 GBP
$1,241 USD
View
B
Retailer 21
-
£980 GBP
ZAR 21,222 ZAR
View
Retailer 22
-
£990 GBP
A$2,040 AUD
View
Price last confirmed 29 days ago
B
Retailer 23
-
£1,061 GBP
CA$1,974 CAD
View
B
Retailer 24
-
£1,212 GBP
View
Most Expensive
B
NZ Jewellers
df14e418-c7ca-45b3-bccd-4156c51ed226 · Oct 27
£2,064 GBP
$2,765 USD
View
Price under review
24 more retailers have this diamond
Prices start from £550 GBPSave up to £663 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.

A
0.62ct Round
£550 GBP