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Round|Natural|GIA

3.19ct K SI2 Round Natural Diamond

EX • K/SI2 • GIA 2507314517

Certificate GIA 2507314517

Diamond specifications and retailer prices

From £16,212 GBP
As of November 1, 2026
Save £12,704 GBP (44%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: £28,917 GBP at MOH London · As of November 4, 2026
View at MOH London

About this 3.19ct natural round diamond

This 3.19ct natural round sits in the three to five carat band, graded K colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2507314517. Listed at 13 retailers as of November 1, 2026, with prices from £16,212 to £28,917, a £12,704 spread on the same certified stone. MOH London lists it at £28,917. 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

3.19
Carat
K
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 2507314517
Dimensions9.43 × 9.38 × 5.78 mm
L/W Ratio1.01
Star length55%
Lower girdle75%
Top View
9.43 mm9.38 mm3.19 ctK / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2507314517
Side View
Table 59.0%Crown 35°Girdle: ThickPavilion 40.8°Culet: NoneDepth 61.4%

Caratlytics Score

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

Price History

Last verified: Nov 1
Current: £28,917 GBP|Low: £16,212 GBP|High: £29,343 GBP|Avg: £21,155 GBP|-1.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 6, 2026
Retailer 5£16,212 GBP
Retailer 4£18,555 GBP
Retailer 7£19,156 GBP
Retailer 6£19,493 GBP
Retailer 2£21,244 GBP
Retailer 3£22,350 GBP
MOH London£28,917 GBP

42 data points across 7 retailers

13 retailers£16,212 GBP to £28,917 GBP

A
Cheapest Retailer
-
£16,212 GBP
B+
Retailer 2
-
£16,902 GBP
View
B+
Retailer 3
-
£18,555 GBP
View
Retailer 4
-
£18,565 GBP
View
Price last confirmed 8 days ago
B+
Retailer 5
-
£18,720 GBP
View
B+
Retailer 6
-
£19,156 GBP
View
B+
Retailer 7
-
£19,493 GBP
View
B+
Retailer 8
-
£20,112 GBP
View
B
Retailer 9
-
£20,885 GBP
View
B+
Retailer 10
-
£21,244 GBP
View
B
Retailer 11
-
£22,350 GBP
View
B
Retailer 12
-
£26,300 GBP
View
Most Expensive
B
MOH London
8C21F8853 · Nov 4
£28,917 GBP
View
12 more retailers have this diamond
Prices start from £16,212 GBPSave up to £12,704 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
3.19ct Round
£16,212 GBP