Marquise|Natural|GIA

1.51ct I VS1 Marquise Natural Diamond

EX • I/VS1 • GIA 6552452559

Certificate GIA 6552452559

Diamond specifications and retailer prices

From $9,695 USD
As of November 6, 2026
5 retailers carry this diamond
Most expensive: $17,611 USD at NZ Jewellers · As of September 21, 2026
View at NZ Jewellers

About this 1.51ct natural marquise diamond

This 1.51ct natural marquise sits in the one-and-a-half to two carat band, graded I colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6552452559. Listed at 5 retailers as of November 6, 2026. 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
Color
VS1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.46°
Pavilion angle40.81°
OriginNatural
Grading LabGIA
CertificateGIA 6552452559
Dimensions11.06 × 5.90 × 3.83 mm
L/W Ratio1.87
Culet sizeNone
Top View
11.06 mm5.90 mm1.51 ctI / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6552452559
Side View
Table 59.0%Crown 40.46°Girdle: VTN-VTKPavilion 40.81°Culet: NoneDepth 64.9%

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 6
Current: $9,695 USD|Low: $6,258 USD|High: $16,502 USD|Avg: $11,413 USD|-20.6%
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
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
Retailer 21
Retailer 22
Retailer 23
Retailer 24
October 8, 2026
Retailer 16$6,258 USD
Retailer 17$7,983 USD
Retailer 9$9,586 USD
Retailer 21$9,685 USD
Retailer 1$9,695 USD
Retailer 24$9,792 USD
Retailer 23$9,804 USD
Retailer 19$10,100 USD
Retailer 11$10,234 USD
Retailer 15$10,239 USD
Retailer 6$10,440 USD
Retailer 22$10,566 USD
Retailer 4$10,655 USD
Retailer 12$11,454 USD
Retailer 13$12,107 USD
Retailer 3$12,350 USD
Retailer 5$12,350 USD
Retailer 2$12,588 USD
Retailer 20$12,664 USD
Retailer 8$12,760 USD
Retailer 7$13,901 USD
Retailer 14$14,023 USD
Retailer 10$16,215 USD
Retailer 18$16,502 USD

9 data points across 24 retailers

5 retailers

A
Cheapest Retailer
-
$9,695 USD
Retailer 2
-
$11,447 USD
View
Price last confirmed 46 days ago
Retailer 3
-
$13,208 USD
View
Price last confirmed 46 days ago
Retailer 4
-
$13,901 USD
View
Price last confirmed 46 days ago
Most Expensive
NZ Jewellers
e6e81d98-0f32-4cd9-a915-b6490e610aa0 · Sep 21
$17,611 USD
View
Price last confirmed 46 days ago
4 more retailers have this diamond
Prices start from $9,695 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 Marquise
$9,695 USD