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Round|Natural|GIA

1.51ct G SI2 Round Natural Diamond

EX • G/SI2 • GIA 2245021536

Certificate GIA 2245021536

Diamond specifications and retailer prices

From €3,719 EUR
SGD 5,614 SGD
As of October 31, 2026
Save €2,949 EUR (44%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: €6,668 EUR at Wholesale Diamonds Direct · As of October 26, 2026
View at Wholesale Diamonds Direct

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 SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2245021536. Listed at 8 retailers as of October 26, 2026, with prices from €3,719 to €6,668, a €2,949 spread on the same certified stone. Wholesale Diamonds Direct lists it at €6,668. 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
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 2245021536
Dimensions7.30 × 4.57 × 4.57 mm
L/W Ratio1.60
Culet sizeNone
Top View
7.30 mm4.57 mm1.51 ctG / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2245021536
Side View
Table 56.0%Crown 36.5°Girdle: THN-STKPavilion 41°Culet: NoneDepth 62.6%

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 31
Current: €4,126 EUR|Low: €3,719 EUR|High: €7,307 EUR|Avg: €4,816 EUR|-7.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Wholesale Diamonds Direct
November 1, 2026
Retailer 5€3,719 EUR
Retailer 3€3,867 EUR
Retailer 7€3,985 EUR
Retailer 1€4,126 EUR
Retailer 6€4,614 EUR
Retailer 2€4,732 EUR
Retailer 4€4,774 EUR
Wholesale Diamonds Direct€6,668 EUR

44 data points across 8 retailers

8 retailers€3,719 EUR to €6,668 EUR

A
Cheapest Retailer
-
€3,719 EUR
SGD 5,614 SGD
A
Retailer 2
-
€3,867 EUR
$4,320 USD
View
A
Retailer 3
-
€3,985 EUR
SGD 6,016 SGD
View
A
Retailer 4
-
€4,126 EUR
£3,629 GBP
View
A
Retailer 5
-
€4,614 EUR
$5,155 USD
View
A
Retailer 6
-
€4,732 EUR
View
A
Retailer 7
-
€4,774 EUR
£4,200 GBP
View
Most Expensive
B+
Wholesale Diamonds Direct
364013156 · Oct 26
€6,668 EUR
$7,449 USD
View
7 more retailers have this diamond
Prices start from €3,719 EURSave up to €2,949 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 Round
€3,719 EUR