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Round|Natural|GIA

0.77ct D SI1 Round Natural Diamond

EX • D/SI1 • GIA 6562559026

Certificate GIA 6562559026

Diamond specifications and retailer prices

From $2,419 AUD
$1,699 USD
As of October 29, 2026
Save $1,595 AUD (40%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $4,014 AUD at Cape Diamonds · As of October 31, 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 D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6562559026. Listed at 8 retailers as of October 29, 2026, with prices from $2,419 to $4,014, a $1,595 spread on the same certified stone. Cape Diamonds lists it at $4,014. 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
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 6562559026
Dimensions5.85 × 5.89 × 3.60 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeNone
Top View
5.85 mm5.89 mm0.77 ctD / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6562559026
Side View
Table 59.0%Crown 36°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 61.4%

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 29
Current: $4,014 AUD|Low: $2,294 AUD|High: $4,014 AUD|Avg: $3,031 AUD|+1.3%
Cape Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 31, 2026
Retailer 8$2,294 AUD
Retailer 5$2,560 AUD
Retailer 4$2,740 AUD
Retailer 3$2,909 AUD
Retailer 6$3,185 AUD
Retailer 7$3,253 AUD
Retailer 2$3,417 AUD
Cape Diamonds$4,014 AUD

16 data points across 8 retailers

8 retailers$2,419 AUD to $4,014 AUD

A
Cheapest Retailer
-
$2,419 AUD
$1,699 USD
A
Retailer 2
-
$2,560 AUD
$1,798 USD
View
B+
Retailer 3
-
$2,740 AUD
$1,925 USD
View
B+
Retailer 4
-
$2,909 AUD
£1,609 GBP
View
B+
Retailer 5
-
$3,185 AUD
$2,238 USD
View
B+
Retailer 6
-
$3,253 AUD
$2,285 USD
View
B+
Retailer 7
-
$3,417 AUD
€2,286 EUR
View
Most Expensive
B
Cape Diamonds
cert_6562559026 · Oct 31
$4,014 AUD
ZAR 45,546 ZAR
View
7 more retailers have this diamond
Prices start from $2,419 AUDSave up to $1,595 AUD

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
$2,419 AUD