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Round|Natural|GIA

1.27ct F SI2 Round Natural Diamond

EX • F/SI2 • GIA 1555332615

Certificate GIA 1555332615

Diamond specifications and retailer prices

From €2,478 EUR
₹264,667 INR
As of November 2, 2026
Save €3,339 EUR (57%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: €6,183 EUR at NZ Jewellers · As of September 1, 2026
View at NZ Jewellers

About this 1.27ct natural round diamond

This 1.27ct natural round sits in the one-and-a-quarter to one-and-a-half carat band, graded F colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1555332615. Listed at 16 retailers as of October 30, 2026, with a 135% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

1.27
Carat
F
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 1555332615
Dimensions6.87 × 6.92 × 4.32 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Feather, Crystal, Cloud, Needle
Top View
6.87 mm6.92 mm1.27 ctF / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1555332615
Side View
Table 57.0%Crown 36.5°Girdle: MED-STKPavilion 41°Culet: NoneDepth 62.7%

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 2
Current: €5,817 EUR|Low: €2,478 EUR|High: €5,976 EUR|Avg: €3,806 EUR|-2.4%
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
November 2, 2026
Retailer 2€2,478 EUR
Retailer 8€2,619 EUR
Retailer 4€2,964 EUR
Retailer 3€3,298 EUR
Retailer 5€3,339 EUR
Retailer 9€3,397 EUR
Retailer 10€3,415 EUR
Retailer 6€3,425 EUR
Retailer 12€3,428 EUR
Retailer 11€3,619 EUR
Retailer 7€3,805 EUR
Retailer 13€5,583 EUR
NZ Jewellers€5,817 EUR

28 data points across 13 retailers

16 retailers€2,478 EUR to €5,817 EUR

A
Cheapest Retailer
-
€2,478 EUR
₹264,667 INR
A
Retailer 2
-
€2,619 EUR
$2,938 USD
View
Final sale: no returns
A
Retailer 3
-
€2,964 EUR
$3,324 USD
View
A
Retailer 4
-
€3,298 EUR
$3,699 USD
View
A
Retailer 5
-
€3,339 EUR
$3,745 USD
View
A
Retailer 6
-
€3,397 EUR
£3,000 GBP
View
A
Retailer 7
-
€3,415 EUR
$3,830 USD
View
A
Retailer 8
-
€3,425 EUR
$3,841 USD
View
A
Retailer 9
-
€3,428 EUR
$3,844 USD
View
Retailer 10
-
€3,531 EUR
$3,960 USD
View
Price last confirmed 56 days ago
A
Retailer 11
-
€3,619 EUR
View
A
Retailer 12
-
€3,805 EUR
$4,268 USD
View
Retailer 13
-
€4,075 EUR
$4,570 USD
View
Price last confirmed 56 days ago
B+
Retailer 14
-
€5,583 EUR
£4,931 GBP
View
B
Retailer 15
-
€5,817 EUR
$6,524 USD
View
Most Expensive
NZ Jewellers
617cb3a1-0816-45b4-b7db-45ead0dd2766 · Sep 1
€6,183 EUR
$6,935 USD
View
Price last confirmed 62 days ago
15 more retailers have this diamond
Prices start from €2,478 EURSave up to €3,339 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
1.27ct Round
€2,478 EUR