Marquise|Natural|GIA

0.51ct K VS1 Marquise Natural Diamond

EX • K/VS1 • GIA 1569688378

Certificate GIA 1569688378

Diamond specifications and retailer prices

From $466 USD
As of November 5, 2026
Save $431 USD (48%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $897 USD at Frank Darling · As of November 6, 2026
View at Frank Darling

About this 0.51ct natural marquise diamond

This 0.51ct natural marquise sits in the half to three-quarter carat band, graded K colour (faint-tinted) and VS1 clarity (very-slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1569688378. Listed at 11 retailers as of November 5, 2026, with prices from $466 to $897, a $431 spread on the same certified stone. Frank Darling lists it at $897. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.51
Carat
K
Color
VS1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryVery Good
FluorescenceFaint
Crown angle39.04°
Pavilion angle40.44°
OriginNatural
Grading LabGIA
CertificateGIA 1569688378
Dimensions7.89 × 4.16 × 2.64 mm
L/W Ratio1.90
Culet sizeNone
Top View
7.89 mm4.16 mm0.51 ctK / VS1
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceFaint
CertificateGIA 1569688378
Side View
Table 59.0%Crown 39.04°Girdle: STK-VTKPavilion 40.44°Culet: NoneDepth 63.4%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: $897 USD|Low: $466 USD|High: $897 USD|Avg: $629 USD
Frank Darling
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 11$466 USD
Retailer 7$485 USD
Retailer 5$494 USD
Retailer 10$517 USD
Retailer 6$562 USD
Retailer 8$606 USD
Retailer 9$653 USD
Retailer 4$668 USD
Retailer 2$684 USD
Retailer 3$700 USD
Frank Darling$897 USD

17 data points across 11 retailers

11 retailers$466 USD to $897 USD

A
Cheapest Retailer
-
$466 USD
A
Retailer 2
-
$485 USD
View
A
Retailer 3
-
$494 USD
View
A
Retailer 4
-
$517 USD
View
A
Retailer 5
-
$562 USD
View
B+
Retailer 6
-
$606 USD
View
B+
Retailer 7
-
$653 USD
View
B+
Retailer 8
-
$668 USD
View
B+
Retailer 9
-
$684 USD
View
B+
Retailer 10
-
$700 USD
View
Most Expensive
B
Frank Darling
2707723HK · Nov 6
$897 USD
View
10 more retailers have this diamond
Prices start from $466 USDSave up to $431 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
0.51ct Marquise
$466 USD