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Round|Natural|GIA

0.77ct D SI1 Round Natural Diamond

EX • D/SI1 • GIA 5553411244

Certificate GIA 5553411244

Diamond specifications and retailer prices

From $1,403 AUD
HK$7,700 HKD
As of October 26, 2026
Save $2,037 AUD (59%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $4,575 AUD at NZ Jewellers · As of October 23, 2026
View at NZ Jewellers

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 5553411244. Listed at 21 retailers as of October 26, 2026, with a 145% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
FluorescenceFaint
Crown angle35.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 5553411244
Dimensions5.84 × 5.88 × 3.68 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeNone
Top View
5.84 mm5.88 mm0.77 ctD / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 5553411244
Side View
Table 56.0%Crown 35.5°Girdle: MED-STKPavilion 41°Culet: NoneDepth 62.8%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 26
Current: $4,575 AUD|Low: $1,403 AUD|High: $4,575 AUD|Avg: $2,233 AUD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
October 26, 2026
Retailer 9$1,403 AUD
Retailer 15$1,408 AUD
Retailer 11$1,653 AUD
Retailer 4$1,722 AUD
Retailer 5$1,731 AUD
Retailer 14$1,755 AUD
Retailer 6$1,876 AUD
Retailer 3$1,962 AUD
Retailer 16$1,999 AUD
Retailer 13$2,073 AUD
Retailer 7$2,164 AUD
Retailer 17$2,224 AUD
Retailer 12$2,368 AUD
Retailer 10$2,447 AUD
Retailer 8$3,088 AUD
Retailer 2$3,441 AUD
NZ Jewellers$4,575 AUD

19 data points across 17 retailers

21 retailers$1,403 AUD to $3,441 AUD

A
Cheapest Retailer
-
$1,403 AUD
HK$7,700 HKD
A
Retailer 2
-
$1,408 AUD
₹94,197 INR
View
Retailer 3
-
$1,653 AUD
€1,106 EUR
View
Price last confirmed 5 days ago
Retailer 4
-
$1,722 AUD
SGD 1,635 SGD
View
Price last confirmed 7 days ago
A
Retailer 5
-
$1,755 AUD
$1,233 USD
View
Retailer 6
-
$1,765 AUD
$1,240 USD
View
Price last confirmed 9 days ago
A
Retailer 7
-
$1,876 AUD
$1,318 USD
View
A
Retailer 8
-
$1,956 AUD
SGD 1,857 SGD
View
Retailer 9
-
$1,960 AUD
$1,377 USD
View
Price last confirmed 61 days ago
A
Retailer 10
-
$1,962 AUD
$1,378 USD
View
A
Retailer 11
-
$1,999 AUD
$1,404 USD
View
A
Retailer 12
-
$2,073 AUD
£1,147 GBP
View
Retailer 13
-
$2,164 AUD
$1,520 USD
View
Price last confirmed 8 days ago
A
Retailer 14
-
$2,224 AUD
£1,230 GBP
View
Retailer 15
-
$2,262 AUD
$1,589 USD
View
Price last confirmed 61 days ago
A
Retailer 16
-
$2,368 AUD
£1,310 GBP
View
A
Retailer 17
-
$2,447 AUD
€1,637 EUR
View
Retailer 18
-
$2,696 AUD
$1,894 USD
View
Price last confirmed 7 days ago
Retailer 19
-
$3,088 AUD
CA$3,013 CAD
View
Price last confirmed 8 days ago
B+
Retailer 20
-
$3,441 AUD
£1,903 GBP
View
Most Expensive
NZ Jewellers
01aecf6b-b6f2-4884-88c8-f7c542230544 · Oct 23
$4,575 AUD
$3,214 USD
View
Price last confirmed 7 days ago
20 more retailers have this diamond
Prices start from $1,403 AUDSave up to $2,037 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
$1,403 AUD