Round|Natural|GIA

1.51ct H VS1 Round Natural Diamond

EX • H/VS1 • GIA 6535853441

Certificate GIA 6535853441

Diamond specifications and retailer prices

From $6,758 USD
As of November 1, 2026
Save $8,520 USD (56%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $15,278 USD at NZ Jewellers · As of September 24, 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 H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by GIA 6535853441. Listed at 21 retailers as of October 30, 2026, with a 126% 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
H
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 6535853441
Dimensions7.31 × 7.26 × 4.61 mm
L/W Ratio1.01
Top View
7.31 mm7.26 mm1.51 ctH / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6535853441
Side View
Table 57.0%Crown 36.5°Girdle: MED-STKPavilion 41°Culet: NoneDepth 63.2%

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: $8,379 USD|Low: $6,909 USD|High: $12,884 USD|Avg: $9,362 USD|-2.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 5, 2026
Retailer 3$6,919 USD
Retailer 1$8,379 USD
Retailer 7$8,431 USD
Retailer 6$8,606 USD
Retailer 4$9,437 USD
Retailer 5$11,222 USD
Retailer 2$12,696 USD

36 data points across 7 retailers

21 retailers$6,758 USD to $15,278 USD

A
Cheapest Retailer
-
$6,758 USD
A
Retailer 2
-
$6,919 USD
View
Retailer 3
-
$7,472 USD
View
Price last confirmed 24 days ago
B+
Retailer 4
-
$7,895 USD
View
B+
Retailer 5
-
$8,379 USD
View
B+
Retailer 6
-
$8,380 USD
View
B+
Retailer 7
-
$8,431 USD
View
Final sale: no returns
B+
Retailer 8
-
$8,432 USD
View
Retailer 9
-
$8,606 USD
View
Price last confirmed 13 days ago
Retailer 10
-
$9,135 USD
View
Price last confirmed 44 days ago
B+
Retailer 11
-
$9,135 USD
View
B+
Retailer 12
-
$9,275 USD
View
B+
Retailer 13
-
$9,336 USD
View
B+
Retailer 14
-
$9,437 USD
View
B
Retailer 15
-
$9,875 USD
View
B+
Retailer 16
-
$10,540 USD
View
Retailer 17
-
$10,540 USD
View
Price last confirmed 43 days ago
B+
Retailer 18
-
$11,222 USD
View
B
Retailer 19
-
$12,696 USD
View
B
Retailer 20
-
$15,278 USD
View
Most Expensive
NZ Jewellers
49c12ce7-9257-4ff4-bb43-341c5e4ac0b9 · Sep 24
$15,278 USD
View
Price last confirmed 41 days ago
20 more retailers have this diamond
Prices start from $6,758 USDSave up to $8,520 USD

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
$6,758 USD