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Round|Natural|GIA

1.51ct G I1 Round Natural Diamond

GD • G/I1 • GIA 2478254564

Certificate GIA 2478254564

Diamond specifications and retailer prices

From €1,940 EUR
₹206,380 INR
As of November 2, 2026
Save €3,534 EUR (65%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: €5,473 EUR at NZ Jewellers · As of October 30, 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 G colour (near-colourless) and I1 clarity (included), with a standard cut grade and certified by GIA 2478254564. Listed at 8 retailers as of October 30, 2026, with prices from €1,940 to €5,473, a €3,534 spread on the same certified stone. NZ Jewellers lists it at €5,473. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.51
Carat
G
Colour
I1
Clarity
Good
Cut

Specifications

CutGood
PolishExcellent
SymmetryGood
FluorescenceMedium
Crown angle40°
Pavilion angle39.8°
OriginNatural
Grading LabGIA
CertificateGIA 2478254564
Dimensions6.89 × 7.09 × 4.65 mm
L/W Ratio1.03
Top View
6.89 mm7.09 mm1.51 ctG / I1
OriginNatural
CutGood
PolishExcellent
SymmetryGood
FluorescenceMedium
CertificateGIA 2478254564
Side View
Table 57.0%Crown 40°Girdle: STK-VTKPavilion 39.8°Culet: NoneDepth 66.4%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: €5,473 EUR|Low: €1,938 EUR|High: €5,473 EUR|Avg: €2,956 EUR
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 2, 2026
Retailer 2€1,940 EUR
Retailer 5€2,345 EUR
Retailer 9€2,393 EUR
Retailer 6€2,618 EUR
Retailer 8€2,618 EUR
Retailer 4€2,718 EUR
Retailer 7€3,021 EUR
Retailer 3€3,051 EUR
Retailer 10€3,336 EUR
NZ Jewellers€5,473 EUR

41 data points across 10 retailers

8 retailers€1,940 EUR to €5,473 EUR

B+
Cheapest Retailer
-
€1,940 EUR
₹206,380 INR
B+
Retailer 2
-
€2,345 EUR
$2,620 USD
View
B+
Retailer 3
-
€2,618 EUR
$2,925 USD
View
B+
Retailer 4
-
€2,618 EUR
$2,925 USD
View
B+
Retailer 5
-
€2,718 EUR
$3,037 USD
View
B+
Retailer 6
-
€3,021 EUR
$3,375 USD
View
B+
Retailer 7
-
€3,051 EUR
View
Most Expensive
C
NZ Jewellers
bdc95a69-17da-4154-bf9d-4a5ae91943b5 · Oct 30
€5,473 EUR
$6,115 USD
View
7 more retailers have this diamond
Prices start from €1,940 EURSave up to €3,534 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.

B+
1.51ct Round
€1,940 EUR