Round|Natural|GIA

1.51ct F VS1 Round Natural Diamond

EX • F/VS1 • GIA 6481957738

Certificate GIA 6481957738

Diamond specifications and retailer prices

From $16,049 AUD
As of November 4, 2026
Save $5,944 AUD (27%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $29,644 AUD at NZ Jewellers · As of September 28, 2026
View at NZ Jewellers

About this 1.51ct natural round diamond

This 1.51ct natural round sits in the one-and-a-half to two carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by GIA 6481957738. Listed at 22 retailers as of November 4, 2026, with a 37% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
F
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 6481957738
Dimensions7.25 × 7.30 × 4.55 mm
L/W Ratio1.01
Star length50%
Lower girdle75%
Culet sizeNone
Top View
7.25 mm7.30 mm1.51 ctF / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6481957738
Side View
Table 59.0%Crown 36°Girdle: MED-STKPavilion 41°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: Nov 4
Current: $21,993 AUD|Low: $14,209 AUD|High: $28,111 AUD|Avg: $19,608 AUD|+2.0%
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
Retailer 14
Retailer 15
November 5, 2026
Retailer 2$14,211 AUD
Retailer 14$16,049 AUD
Retailer 7$16,236 AUD
Retailer 4$16,502 AUD
Retailer 11$17,043 AUD
Retailer 3$17,786 AUD
Retailer 8$18,728 AUD
Retailer 10$19,089 AUD
Retailer 13$19,185 AUD
Retailer 5$19,930 AUD
Retailer 6$21,156 AUD
Retailer 12$21,727 AUD
Retailer 1$21,993 AUD
Retailer 15$25,644 AUD
Retailer 9$27,814 AUD

30 data points across 15 retailers

22 retailers$16,049 AUD to $21,993 AUD

A
Cheapest Retailer
-
$16,049 AUD
Retailer 2
-
$16,236 AUD
View
Price last confirmed 12 days ago
Retailer 3
-
$16,502 AUD
View
Price last confirmed 11 days ago
B+
Retailer 4
-
$16,743 AUD
View
Retailer 5
-
$17,009 AUD
View
Price last confirmed 13 days ago
Retailer 6
-
$17,506 AUD
View
Price last confirmed 10 days ago
Retailer 7
-
$18,728 AUD
View
Price last confirmed 10 days ago
Retailer 8
-
$18,972 AUD
View
Price last confirmed 38 days ago
Retailer 9
-
$18,983 AUD
View
Price last confirmed 12 days ago
Retailer 10
-
$19,089 AUD
View
Price last confirmed 14 days ago
Retailer 11
-
$19,185 AUD
View
Price last confirmed 16 days ago
Retailer 12
-
$19,269 AUD
View
Price last confirmed 36 days ago
Retailer 13
-
$19,930 AUD
View
Price last confirmed 14 days ago
Retailer 14
-
$20,009 AUD
View
Price last confirmed 38 days ago
Retailer 15
-
$20,470 AUD
View
Price last confirmed 11 days ago
Retailer 16
-
$20,888 AUD
View
Price last confirmed 12 days ago
Retailer 17
-
$21,156 AUD
View
Price last confirmed 11 days ago
Retailer 18
-
$21,727 AUD
View
Price last confirmed 14 days ago
B+
Retailer 19
-
$21,993 AUD
View
Retailer 20
-
$25,644 AUD
View
Price last confirmed 37 days ago
Retailer 21
-
$27,814 AUD
View
Price last confirmed 11 days ago
Most Expensive
NZ Jewellers
09c37ec6-5215-47bd-93e6-0b9ca0a3f04e · Sep 28
$29,644 AUD
$20,752 USD
View
Price last confirmed 38 days ago
21 more retailers have this diamond
Prices start from $16,049 AUDSave up to $5,944 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
1.51ct Round
$16,049 AUD