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0.77ct D SI2 Round Natural Diamond

EX • D/SI2 • GIA 2487757647

Certificate GIA 2487757647

Diamond specifications and retailer prices

From £1,140 GBP
As of November 5, 2026
Save £1,655 GBP (59%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: £2,795 GBP at Diamond Quarter · As of November 5, 2026
View at Diamond Quarter

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 2487757647. Listed at 9 retailers as of November 5, 2026, with prices from £1,140 to £2,795, a £1,655 spread on the same certified stone. Diamond Quarter lists it at £2,795. 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
FluorescenceFaint
Crown angle34°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 2487757647
Dimensions5.92 × 5.88 × 3.63 mm
L/W Ratio1.01
Star length50%
Lower girdle75%
Top View
5.92 mm5.88 mm0.77 ctD / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2487757647
Side View
Table 57.0%Crown 34°Girdle: 3.5Pavilion 41°Culet: NoneDepth 61.5%

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 5
Current: £1,499 GBP|Low: £1,449 GBP|High: £1,686 GBP|Avg: £1,586 GBP|+3.5%
Retailer 1
Retailer 2
Retailer 3
November 6, 2026
Retailer 1£1,499 GBP
Retailer 2£1,609 GBP
Retailer 3£1,665 GBP

43 data points across 3 retailers

9 retailers£1,140 GBP to £2,795 GBP

A
Cheapest Retailer
-
£1,140 GBP
B+
Retailer 2
-
£1,449 GBP
View
B+
Retailer 3
-
£1,449 GBP
View
B+
Retailer 4
-
£1,493 GBP
View
B+
Retailer 5
-
£1,499 GBP
View
B+
Retailer 6
-
£1,609 GBP
View
B+
Retailer 7
-
£1,665 GBP
View
B+
Retailer 8
-
£1,888 GBP
View
Most Expensive
B
Diamond Quarter
0.77SI2D24472CA0N · Nov 5
£2,795 GBP
View
8 more retailers have this diamond
Prices start from £1,140 GBPSave up to £1,655 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
£1,140 GBP