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0.77ct F SI1 Round Natural Diamond

EX • F/SI1 • GIA 1568554884

Certificate GIA 1568554884

Diamond specifications and retailer prices

From £831 GBP
HK$8,700 HKD
As of November 1, 2026
Save £738 GBP (47%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: £1,570 GBP at With Clarity · As of November 1, 2026
View at With Clarity

About this 0.77ct natural round diamond

This 0.77ct natural round sits in the just-under-one-carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1568554884. Listed at 7 retailers as of November 1, 2026, with prices from £831 to £1,570, a £738 spread on the same certified stone. With Clarity lists it at £1,570. 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
F
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 1568554884
Dimensions5.84 × 5.86 × 3.67 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal
Top View
5.84 mm5.86 mm0.77 ctF / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1568554884
Side View
Table 56.0%Crown 35°Girdle: Slightly ThickPavilion 41°Culet: NoneDepth 62.7%

Caratlytics Score

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

Price History

Last verified: Nov 1
Current: £1,497 GBP|Low: £822 GBP|High: £1,570 GBP|Avg: £1,178 GBP|-0.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
With Clarity
November 1, 2026
Retailer 2£831 GBP
Retailer 3£1,044 GBP
Retailer 5£1,047 GBP
Retailer 4£1,167 GBP
Retailer 1£1,497 GBP
With Clarity£1,570 GBP

13 data points across 6 retailers

7 retailers£831 GBP to £1,570 GBP

A
Cheapest Retailer
-
£831 GBP
HK$8,700 HKD
A
Retailer 2
-
£1,044 GBP
$1,399 USD
View
Final sale: no returns
A
Retailer 3
-
£1,047 GBP
$1,403 USD
View
A
Retailer 4
-
£1,053 GBP
SGD 1,907 SGD
View
B+
Retailer 5
-
£1,167 GBP
SGD 2,113 SGD
View
B+
Retailer 6
-
£1,497 GBP
€1,910 EUR
View
Most Expensive
B+
With Clarity
1568554884 · Nov 1
£1,570 GBP
$2,103 USD
View
6 more retailers have this diamond
Prices start from £831 GBPSave up to £738 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
£831 GBP