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Round|Natural|GIA

0.78ct I VS1 Round Natural Diamond

EX • I/VS1 • GIA 5231578523

Certificate GIA 5231578523

Diamond specifications and retailer prices

From $2,178 AUD
As of November 1, 2026
Save $1,297 AUD (37%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $3,475 AUD at Yorxs · As of November 5, 2026
View at Yorxs

About this 0.78ct natural round diamond

This 0.78ct natural round sits in the just-under-one-carat band, graded I colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by GIA 5231578523. Listed at 9 retailers as of November 1, 2026, with prices from $2,178 to $3,475, a $1,297 spread on the same certified stone. Yorxs lists it at $3,475. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.78
Carat
I
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryExcellent
FluorescenceFaint
Crown angle33°
Pavilion angle41.4°
OriginNatural
Grading LabGIA
CertificateGIA 5231578523
Dimensions5.97 × 5.95 × 3.62 mm
L/W Ratio1.00
Star length50%
Lower girdle75%
Top View
5.97 mm5.95 mm0.78 ctI / VS1
OriginNatural
CutExcellent
PolishVery Good
SymmetryExcellent
FluorescenceFaint
CertificateGIA 5231578523
Side View
Table 60.0%Crown 33°Girdle: ThickPavilion 41.4°Culet: NoneDepth 60.6%

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: $2,178 AUD|Low: $2,178 AUD|High: $3,495 AUD|Avg: $2,866 AUD|-0.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Yorxs
November 5, 2026
Retailer 1$2,178 AUD
Retailer 4$2,211 AUD
Retailer 5$2,900 AUD
Retailer 6$2,900 AUD
Retailer 7$3,000 AUD
Retailer 3$3,120 AUD
Retailer 2$3,144 AUD
Yorxs$3,475 AUD

19 data points across 8 retailers

9 retailers$2,178 AUD to $3,475 AUD

A
Cheapest Retailer
-
$2,178 AUD
A
Retailer 2
-
$2,211 AUD
View
A
Retailer 3
-
$2,347 AUD
View
B+
Retailer 4
-
$2,900 AUD
View
B+
Retailer 5
-
$2,900 AUD
View
B+
Retailer 6
-
$3,000 AUD
View
B
Retailer 7
-
$3,120 AUD
View
B
Retailer 8
-
$3,144 AUD
View
Most Expensive
B+
Yorxs
BP4613 · Nov 5
$3,475 AUD
€2,317 EUR
View
8 more retailers have this diamond
Prices start from $2,178 AUDSave up to $1,297 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
0.78ct Round
$2,178 AUD