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0.77ct D SI2 Round Natural Diamond

EX • D/SI2 • GIA 7551419102

Certificate GIA 7551419102

Diamond specifications and retailer prices

From £816 GBP
As of November 4, 2026
Save £536 GBP (40%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: £1,352 GBP at Yorxs · As of November 5, 2026
View at Yorxs

About this 0.77ct natural round diamond

This 0.77ct natural round sits in the just-under-one-carat band, graded D colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 7551419102. Listed at 6 retailers as of November 4, 2026, with prices from £816 to £1,352, a £536 spread on the same certified stone. Yorxs lists it at £1,352. 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

0.77
Carat
D
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 7551419102
Dimensions5.81 × 5.83 × 3.65 mm
L/W Ratio1.00
Top View
5.81 mm5.83 mm0.77 ctD / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7551419102
Side View
Table 58.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 62.6%

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 4
Current: £1,288 GBP|Low: £751 GBP|High: £2,381 GBP|Avg: £1,191 GBP|-0.3%
Retailer 1
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Yorxs
November 6, 2026
Retailer 6£751 GBP
Retailer 14£816 GBP
Retailer 12£847 GBP
Retailer 18£852 GBP
Retailer 13£951 GBP
Retailer 3£976 GBP
Retailer 4£976 GBP
Retailer 5£1,008 GBP
Retailer 10£1,045 GBP
Retailer 11£1,097 GBP
Retailer 15£1,122 GBP
Retailer 17£1,122 GBP
Retailer 9£1,126 GBP
Retailer 16£1,159 GBP
Retailer 1£1,288 GBP
Yorxs£1,352 GBP
Retailer 2£1,439 GBP
Retailer 7£1,577 GBP
Retailer 8£2,381 GBP

16 data points across 19 retailers

6 retailers£816 GBP to £1,352 GBP

A
Cheapest Retailer
-
£816 GBP
Final sale: no returns
A
Retailer 2
-
£847 GBP
View
A
Retailer 3
-
£951 GBP
View
A
Retailer 4
-
£1,097 GBP
View
A
Retailer 5
-
£1,288 GBP
View
Most Expensive
B+
Yorxs
E0565B56F · Nov 5
£1,352 GBP
€1,733 EUR
View
5 more retailers have this diamond
Prices start from £816 GBPSave up to £536 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
0.77ct Round
£816 GBP