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Marquise|Natural|GIA

1.51ct G SI2 Marquise Natural Diamond

ID • G/SI2 • GIA 5543750984

Certificate GIA 5543750984

Diamond specifications and retailer prices

From €6,429 EUR
$7,211 USD
As of October 28, 2026
Save €7,890 EUR (55%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: €14,319 EUR at NZ Jewellers · As of October 30, 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 G colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 5543750984. Listed at 15 retailers as of October 28, 2026, with prices from €6,429 to €14,319, a €7,890 spread on the same certified stone. NZ Jewellers lists it at €14,319. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.51
Carat
G
Color
SI2
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryVery Good
FluorescenceMedium
Crown angle38.2°
Pavilion angle40.48°
OriginNatural
Grading LabGIA
CertificateGIA 5543750984
Dimensions11.32 × 5.99 × 3.81 mm
L/W Ratio1.89
Top View
11.32 mm5.99 mm1.51 ctG / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceMedium
CertificateGIA 5543750984
Side View
Table 58.0%Crown 38.2°Girdle: ThickPavilion 40.48°Culet: NoneDepth 63.6%

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: Oct 28
Current: €14,319 EUR|Low: €6,429 EUR|High: €14,319 EUR|Avg: €8,671 EUR
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 2, 2026
Retailer 5€6,429 EUR
Retailer 4€7,009 EUR
Retailer 13€7,104 EUR
Retailer 15€7,449 EUR
Retailer 10€8,006 EUR
Retailer 8€8,015 EUR
Retailer 12€8,022 EUR
Retailer 16€8,068 EUR
Retailer 17€8,309 EUR
Retailer 7€8,568 EUR
Retailer 14€8,568 EUR
Retailer 3€8,761 EUR
Retailer 6€8,853 EUR
Retailer 9€8,917 EUR
Retailer 2€8,972 EUR
Retailer 11€11,931 EUR
NZ Jewellers€14,319 EUR

20 data points across 17 retailers

15 retailers€6,429 EUR to €14,319 EUR

A
Cheapest Retailer
-
€6,429 EUR
$7,211 USD
A
Retailer 2
-
€7,009 EUR
$7,861 USD
View
A
Retailer 3
-
€7,104 EUR
CA$11,067 CAD
View
B+
Retailer 4
-
€7,449 EUR
$8,355 USD
View
B+
Retailer 5
-
€8,006 EUR
£7,070 GBP
View
B+
Retailer 6
-
€8,022 EUR
$8,997 USD
View
B+
Retailer 7
-
€8,068 EUR
$9,049 USD
View
B+
Retailer 8
-
€8,309 EUR
$9,319 USD
View
B+
Retailer 9
-
€8,568 EUR
$9,610 USD
View
B+
Retailer 10
-
€8,568 EUR
$9,610 USD
View
B+
Retailer 11
-
€8,761 EUR
$9,826 USD
View
B+
Retailer 12
-
€8,853 EUR
$9,930 USD
View
B+
Retailer 13
-
€8,972 EUR
View
B
Retailer 14
-
€11,931 EUR
£10,537 GBP
View
Most Expensive
B
NZ Jewellers
c063fcbe-496c-47bf-aed7-fbff7226c26f · Oct 30
€14,319 EUR
$16,060 USD
View
14 more retailers have this diamond
Prices start from €6,429 EURSave up to €7,890 EUR

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
€6,429 EUR