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1.51ct G SI1 Round Natural Diamond

EX • G/SI1 • GIA 1567314878

Certificate GIA 1567314878

Diamond specifications and retailer prices

From €6,375 EUR
$7,150 USD
As of November 2, 2026
Save €8,251 EUR (56%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: €14,625 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 SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1567314878. Listed at 19 retailers as of October 30, 2026, with prices from €6,375 to €14,625, a €8,251 spread on the same certified stone. NZ Jewellers lists it at €14,625. 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
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 1567314878
Dimensions7.33 × 7.37 × 4.55 mm
L/W Ratio1.01
Culet sizeNone
Key to symbols
Cloud, Crystal, Feather, Needle
Top View
7.33 mm7.37 mm1.51 ctG / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1567314878
Side View
Table 59.0%Crown 35°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 61.9%

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: €14,625 EUR|Low: €6,375 EUR|High: €14,625 EUR|Avg: €8,611 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
Retailer 18
November 2, 2026
Retailer 6€6,375 EUR
Retailer 8€6,402 EUR
Retailer 16€6,522 EUR
Retailer 9€6,784 EUR
Retailer 5€6,846 EUR
Retailer 3€7,275 EUR
Retailer 18€7,313 EUR
Retailer 4€7,922 EUR
Retailer 12€8,044 EUR
Retailer 17€8,044 EUR
Retailer 15€8,080 EUR
Retailer 11€8,752 EUR
Retailer 7€9,140 EUR
Retailer 2€9,284 EUR
Retailer 10€9,627 EUR
Retailer 14€10,743 EUR
Retailer 13€12,187 EUR
NZ Jewellers€14,625 EUR

26 data points across 18 retailers

19 retailers€6,375 EUR to €14,625 EUR

B+
Cheapest Retailer
-
€6,375 EUR
$7,150 USD
B+
Retailer 2
-
€6,402 EUR
HK$56,100 HKD
View
B+
Retailer 3
-
€6,522 EUR
$7,315 USD
View
B+
Retailer 4
-
€6,606 EUR
A$11,399 AUD
View
B+
Retailer 5
-
€6,784 EUR
$7,609 USD
View
Final sale: no returns
B+
Retailer 6
-
€6,846 EUR
$7,679 USD
View
B+
Retailer 7
-
€7,275 EUR
$8,160 USD
View
B+
Retailer 8
-
€7,313 EUR
$8,202 USD
View
B+
Retailer 9
-
€7,922 EUR
$8,885 USD
View
B+
Retailer 10
-
€8,044 EUR
£7,104 GBP
View
B
Retailer 11
-
€8,044 EUR
$9,022 USD
View
Retailer 12
-
€8,080 EUR
A$13,943 AUD
View
Price last confirmed 9 days ago
B+
Retailer 13
-
€8,752 EUR
View
B
Retailer 14
-
€9,140 EUR
$10,252 USD
View
B+
Retailer 15
-
€9,284 EUR
£8,199 GBP
View
Retailer 16
-
€9,627 EUR
$10,798 USD
View
Price last confirmed 19 days ago
B
Retailer 17
-
€10,743 EUR
ZAR 194,655 ZAR
View
B
Retailer 18
-
€12,187 EUR
£10,763 GBP
View
Most Expensive
B
NZ Jewellers
a883de12-2672-4f63-9446-a9a4284d9292 · Oct 30
€14,625 EUR
$16,404 USD
View
18 more retailers have this diamond
Prices start from €6,375 EURSave up to €8,251 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
€6,375 EUR