Round|Natural|GIA

0.77ct F SI1 Round Natural Diamond

EX • F/SI1 • GIA 6291840033

Certificate GIA 6291840033

Diamond specifications and retailer prices

From $1,630 USD
As of November 1, 2026
Save $2,368 USD (59%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $3,998 USD at Diamond Quarter · As of October 31, 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 F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6291840033. Listed at 6 retailers as of October 31, 2026, with prices from $1,630 to $3,998, a $2,368 spread on the same certified stone. Diamond Quarter lists it at $3,998. 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
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6291840033
Dimensions5.93 × 5.90 × 3.57 mm
L/W Ratio1.01
Top View
5.93 mm5.90 mm0.77 ctF / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6291840033
Side View
Table 61.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 60.3%

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: $3,415 USD|Low: $1,630 USD|High: $3,456 USD|Avg: $2,476 USD|-0.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 1, 2026
Retailer 4$1,630 USD
Retailer 3$2,125 USD
Retailer 5$2,543 USD
Retailer 2$2,650 USD
Retailer 1$3,415 USD

41 data points across 5 retailers

6 retailers$1,630 USD to $3,998 USD

A
Cheapest Retailer
-
$1,630 USD
B+
Retailer 2
-
$2,125 USD
£1,674 GBP
View
Retailer 3
-
$2,543 USD
A$3,913 AUD
View
Price last confirmed 27 days ago
B
Retailer 4
-
$2,650 USD
€2,524 EUR
View
B
Retailer 5
-
$3,415 USD
£2,689 GBP
View
Most Expensive
B
Diamond Quarter
0.77SI1F623310BDN · Oct 31
$3,998 USD
£3,148 GBP
View
5 more retailers have this diamond
Prices start from $1,630 USDSave up to $2,368 USD

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
$1,630 USD