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Princess|Natural|GIA

2.51ct K SI2 Princess Natural Diamond

EX • K/SI2 • GIA 5546621546

Certificate GIA 5546621546

Diamond specifications and retailer prices

From £4,748 GBP
$6,391 USD
As of November 6, 2026
2 retailers carry this diamond
Most expensive: £4,748 GBP at The Diamond Guys
View at The Diamond Guys

About this 2.51ct natural princess diamond

This 2.51ct natural princess sits in the two to three carat band, graded K colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 5546621546. Listed at 2 retailers as of November 6, 2026. 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

2.51
Carat
K
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle21.59°
Pavilion angle38.2°
OriginNatural
Grading LabGIA
CertificateGIA 5546621546
Dimensions7.60 × 7.46 × 5.17 mm
L/W Ratio1.02
Top View
7.60 mm7.46 mm2.51 ctK / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 5546621546
Side View
Table 73.0%Crown 21.59°Girdle: STK-THKPavilion 38.2°Culet: NoneDepth 69.2%

Caratlytics Score

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B+
Very Good
Strong quality and value balance
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Price History

Last verified: Nov 6
Current: £4,267 GBP|Low: £3,322 GBP|High: £7,168 GBP|Avg: £4,746 GBP|-0.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 7, 2026
Retailer 2£3,358 GBP
Retailer 5£4,020 GBP
Retailer 8£4,142 GBP
Retailer 1£4,267 GBP
Retailer 6£4,693 GBP
Retailer 4£4,710 GBP
Retailer 7£4,712 GBP
Retailer 3£5,593 GBP
Retailer 9£7,001 GBP

16 data points across 9 retailers

2 retailers

Retailer 1
-
£4,142 GBP
Price last confirmed 31 days ago
Most Expensive
B+
The Diamond Guys
1963436383 · Nov 6
£4,748 GBP
$6,391 USD
View
1 more retailer has this diamond

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+
2.51ct Princess
£4,748 GBP