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Round|Natural|GIA

1.25ct I VS1 Round Natural Diamond

EX • I/VS1 • GIA 7558619240

Certificate GIA 7558619240

Diamond specifications and retailer prices

From $6,407 AUD
As of October 30, 2026
Save $613 AUD (9%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $10,969 AUD at NZ Jewellers · As of September 12, 2026
View at NZ Jewellers

About this 1.25ct natural round diamond

This 1.25ct natural round sits in the one-and-a-quarter to one-and-a-half carat band, graded I colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by GIA 7558619240. Listed at 21 retailers as of October 30, 2026, with a relatively tight 10% spread, which is unusual at this carat range and suggests competitive pricing across the listings. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.25
Carat
I
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 7558619240
Dimensions6.88 × 6.85 × 4.28 mm
L/W Ratio1.00
Star length50%
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Needle, Pinpoint
Top View
6.88 mm6.85 mm1.25 ctI / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7558619240
Side View
Table 59.0%Crown 35.5°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 62.3%

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: $6,407 AUD|Low: $5,157 AUD|High: $10,149 AUD|Avg: $6,889 AUD|+0.6%
Retailer 1
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 9$5,164 AUD
Retailer 13$5,717 AUD
Retailer 12$5,914 AUD
Retailer 5$6,297 AUD
Retailer 6$6,297 AUD
Retailer 1$6,407 AUD
Retailer 4$6,428 AUD
Retailer 11$6,533 AUD
Retailer 2$6,607 AUD
Retailer 10$7,020 AUD
Retailer 3$7,205 AUD
Retailer 8$7,542 AUD
Retailer 7$9,918 AUD

33 data points across 13 retailers

21 retailers$6,407 AUD to $7,020 AUD

Retailer 1
-
$5,164 AUD
Price last confirmed 11 days ago
Retailer 2
-
$5,914 AUD
View
Price last confirmed 6 days ago
Retailer 3
-
$6,194 AUD
View
Price last confirmed 29 days ago
Retailer 4
-
$6,194 AUD
View
Price last confirmed 29 days ago
Retailer 5
-
$6,297 AUD
View
Price last confirmed 60 days ago
Retailer 6
-
$6,297 AUD
View
Price last confirmed 55 days ago
Retailer 7
-
$6,297 AUD
View
Price last confirmed 38 days ago
Retailer 8
-
$6,297 AUD
View
Price last confirmed 7 days ago
A
Retailer 9
-
$6,407 AUD
View
Retailer 10
-
$6,428 AUD
View
Price last confirmed 22 days ago
Retailer 11
-
$6,533 AUD
View
Price last confirmed 8 days ago
Retailer 12
-
$6,607 AUD
View
Price last confirmed 28 days ago
B+
Retailer 13
-
$7,020 AUD
View
Retailer 14
-
$7,147 AUD
View
Price last confirmed 35 days ago
Retailer 15
-
$7,205 AUD
View
Price last confirmed 8 days ago
Retailer 16
-
$7,265 AUD
View
Price last confirmed 60 days ago
Retailer 17
-
$7,265 AUD
View
Price last confirmed 56 days ago
Retailer 18
-
$7,542 AUD
View
Price last confirmed 10 days ago
Retailer 19
-
$9,918 AUD
View
Price last confirmed 8 days ago
Retailer 20
-
$10,791 AUD
View
Price last confirmed 34 days ago
Most Expensive
NZ Jewellers
3c9c5cb5-75c6-4e1a-b635-68b6d5c67a90 · Sep 12
$10,969 AUD
$7,679 USD
View
Price last confirmed 54 days ago
20 more retailers have this diamond
Prices start from $6,407 AUDSave up to $613 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
1.25ct Round
$6,407 AUD