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Round|Natural|GIA

0.77ct I SI1 Round Natural Diamond

EX • I/SI1 • GIA 6541677990

Certificate GIA 6541677990

Diamond specifications and retailer prices

From $1,703 CAD
$1,219 USD
As of October 30, 2026
Save $1,220 CAD (42%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $2,923 CAD at Cape Diamonds · As of October 26, 2026
View at Cape Diamonds

About this 0.77ct natural round diamond

This 0.77ct natural round sits in the just-under-one-carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6541677990. Listed at 14 retailers as of October 26, 2026, with prices from $1,703 to $2,923, a $1,220 spread on the same certified stone. Cape Diamonds lists it at $2,923. 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
I
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 6541677990
Dimensions5.85 × 5.81 × 3.65 mm
L/W Ratio1.01
Star length50%
Culet sizeNone
Key to symbols
Cloud
Top View
5.85 mm5.81 mm0.77 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6541677990
Side View
Table 56.0%Crown 35.5°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.5%

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: Oct 30
Current: $2,923 CAD|Low: $1,703 CAD|High: $2,936 CAD|Avg: $2,240 CAD|+2.4%
Cape Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 30, 2026
Retailer 12$1,703 CAD
Retailer 13$1,704 CAD
Retailer 9$1,992 CAD
Retailer 3$2,123 CAD
Retailer 4$2,123 CAD
Retailer 2$2,175 CAD
Retailer 5$2,193 CAD
Retailer 10$2,295 CAD
Retailer 7$2,395 CAD
Retailer 6$2,486 CAD
Retailer 8$2,688 CAD
Retailer 11$2,721 CAD
Cape Diamonds$2,923 CAD

42 data points across 13 retailers

14 retailers$1,703 CAD to $2,923 CAD

A
Cheapest Retailer
-
$1,703 CAD
$1,219 USD
A
Retailer 2
-
$1,704 CAD
$1,220 USD
View
B+
Retailer 3
-
$1,992 CAD
$1,426 USD
View
B+
Retailer 4
-
$2,123 CAD
$1,520 USD
View
B+
Retailer 5
-
$2,123 CAD
$1,520 USD
View
B+
Retailer 6
-
$2,175 CAD
£1,226 GBP
View
B+
Retailer 7
-
$2,193 CAD
$1,570 USD
View
B+
Retailer 8
-
$2,295 CAD
A$2,528 AUD
View
B
Retailer 9
-
$2,395 CAD
£1,350 GBP
View
B
Retailer 10
-
$2,457 CAD
$1,759 USD
View
B
Retailer 11
-
$2,486 CAD
€1,695 EUR
View
B
Retailer 12
-
$2,688 CAD
$1,924 USD
View
B
Retailer 13
-
$2,721 CAD
$1,948 USD
View
Most Expensive
B
Cape Diamonds
cert_6541677990 · Oct 26
$2,923 CAD
ZAR 33,805 ZAR
View
13 more retailers have this diamond
Prices start from $1,703 CADSave up to $1,220 CAD

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
$1,703 CAD