Round|Natural|GIA

2.51ct M VS1 Round Natural Diamond

EX • M/VS1 • GIA 1478171738

Certificate GIA 1478171738

Diamond specifications and retailer prices

From €8,792 EUR
As of November 6, 2026
Save €6,225 EUR (41%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: €15,017 EUR at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 2.51ct natural round diamond

This 2.51ct natural round sits in the two to three carat band, graded M colour (faint-tinted) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by GIA 1478171738. Listed at 7 retailers as of November 5, 2026, with prices from €8,792 to €15,017, a €6,225 spread on the same certified stone. NZ Jewellers lists it at €15,017. At this carat range, natural pricing varies dramatically across retailers, so the cross-retailer spread on this exact stone is your single best indicator of fair price.

The 4Cs

2.51
Carat
M
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle35.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 1478171738
Dimensions8.62 × 8.68 × 5.38 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Needle
Top View
8.62 mm8.68 mm2.51 ctM / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 1478171738
Side View
Table 59.0%Crown 35.5°Girdle: Slightly ThickPavilion 41°Culet: NoneDepth 62.2%

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 6
Current: €15,017 EUR|Low: €8,791 EUR|High: €15,017 EUR|Avg: €10,891 EUR
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 5, 2026
Retailer 6€8,792 EUR
Retailer 4€9,782 EUR
Retailer 7€10,099 EUR
Retailer 5€10,506 EUR
Retailer 2€10,848 EUR
Retailer 3€11,078 EUR
NZ Jewellers€15,017 EUR

20 data points across 7 retailers

7 retailers€8,792 EUR to €15,017 EUR

A
Cheapest Retailer
-
€8,792 EUR
B+
Retailer 2
-
€9,782 EUR
View
B+
Retailer 3
-
€10,099 EUR
View
B+
Retailer 4
-
€10,506 EUR
View
B+
Retailer 5
-
€10,848 EUR
View
B+
Retailer 6
-
€11,078 EUR
View
Most Expensive
B
NZ Jewellers
07a642f4-5d7c-4ff5-8bfc-90baf1ca771f · Nov 5
€15,017 EUR
$16,855 USD
View
6 more retailers have this diamond
Prices start from €8,792 EURSave up to €6,225 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
2.51ct Round
€8,792 EUR