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Round|Natural|GIA

1.51ct I VVS1 Round Natural Diamond

EX • I/VVS1 • GIA 5543638690

Certificate GIA 5543638690

Diamond specifications and retailer prices

From $9,763 AUD
As of November 7, 2026
Save $9,127 AUD (48%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $19,523 AUD at NZ Jewellers · As of September 25, 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 I colour (near-colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by GIA 5543638690. Listed at 20 retailers as of November 7, 2026, with a 93% 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
I
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
Crown angle36.5°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 5543638690
Dimensions7.25 × 7.30 × 4.57 mm
L/W Ratio1.01
Top View
7.25 mm7.30 mm1.51 ctI / VVS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 5543638690
Side View
Table 57.0%Crown 36.5°GirdlePavilion 40.6°Culet: NoneDepth 62.8%

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 7
Current: $18,890 AUD|Low: $9,763 AUD|High: $18,890 AUD|Avg: $12,243 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
November 7, 2026
Retailer 5$9,763 AUD
Retailer 2$9,892 AUD
Retailer 3$9,900 AUD
Retailer 16$10,421 AUD
Retailer 6$10,425 AUD
Retailer 7$10,425 AUD
Retailer 14$10,441 AUD
Retailer 9$11,258 AUD
Retailer 4$11,294 AUD
Retailer 8$11,469 AUD
Retailer 11$11,997 AUD
Retailer 13$12,262 AUD
Retailer 17$13,032 AUD
Retailer 15$13,780 AUD
Retailer 10$13,960 AUD
Retailer 12$15,654 AUD
NZ Jewellers$18,890 AUD

40 data points across 17 retailers

20 retailers$9,763 AUD to $18,890 AUD

A
Cheapest Retailer
-
$9,763 AUD
A
Retailer 2
-
$9,892 AUD
View
A
Retailer 3
-
$9,900 AUD
View
A
Retailer 4
-
$10,421 AUD
View
A
Retailer 5
-
$10,425 AUD
View
Final sale: no returns
A
Retailer 6
-
$10,425 AUD
View
A
Retailer 7
-
$10,441 AUD
View
Retailer 8
-
$11,258 AUD
View
Price last confirmed 16 days ago
A
Retailer 9
-
$11,294 AUD
View
A
Retailer 10
-
$11,469 AUD
View
Retailer 11
-
$11,672 AUD
View
Price last confirmed 43 days ago
B+
Retailer 12
-
$11,997 AUD
View
A
Retailer 13
-
$12,262 AUD
View
B+
Retailer 14
-
$13,032 AUD
View
Retailer 15
-
$13,468 AUD
View
Price last confirmed 46 days ago
B+
Retailer 16
-
$13,780 AUD
View
B+
Retailer 17
-
$13,960 AUD
View
B+
Retailer 18
-
$15,654 AUD
View
B
Retailer 19
-
$18,890 AUD
View
Most Expensive
NZ Jewellers
47e8bd20-5900-45da-bca3-08e757aa2060 · Sep 25
$19,523 AUD
$13,414 USD
View
Price last confirmed 43 days ago
19 more retailers have this diamond
Prices start from $9,763 AUDSave up to $9,127 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
$9,763 AUD