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1.61ct E SI2 Round Natural Diamond

EX • E/SI2 • GIA 6511013043

Certificate GIA 6511013043

Diamond specifications and retailer prices

From £4,449 GBP
$5,925 USD
As of October 29, 2026
1 retailer carries this diamond
Only listing: £4,449 GBP at B2C Jewels
Only one retailer lists this diamond right now, and it is shown above, so there is nothing to unlock. Similar diamonds are carried by several retailers.
View at B2C Jewels

About this 1.61ct natural round diamond

This 1.61ct natural round sits in the one-and-a-half to two carat band, graded E colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6511013043. Listed at a single retailer as of October 29, 2026. If it later appears at another store, Carat Hunter will surface the price comparison automatically. 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

1.61
Carat
E
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
Crown angle34.5°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 6511013043
Dimensions7.50 × 7.46 × 4.66 mm
L/W Ratio1.01
Top View
7.50 mm7.46 mm1.61 ctE / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 6511013043
Side View
Table 55.0%Crown 34.5°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 62.3%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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Price History

Last verified: Oct 29
Current: £4,964 GBP|Low: £4,949 GBP|High: £4,964 GBP|Avg: £4,956 GBP|+0.3%
December 21, 2025
Retailer 1£4,964 GBP

2 data points across 1 retailer

1 retailer

B+
B2C Jewels
29630162 · Oct 29
£4,449 GBP
$5,925 USD
View

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B+
1.61ct Round
£4,449 GBP