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Round|Natural|GIA

1.27ct F SI1 Round Natural Diamond

VG • F/SI1 • GIA 6481505898

Certificate GIA 6481505898

Diamond specifications and retailer prices

From €5,395 EUR
$6,051 USD
As of November 1, 2026
Save €5,182 EUR (49%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: €10,577 EUR at Diamond Quarter · As of November 2, 2026
View at Diamond Quarter

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 SI1 clarity (slightly-included), with a very-good cut grade and certified by GIA 6481505898. Listed at 13 retailers as of November 1, 2026, with prices from €5,395 to €10,577, a €5,182 spread on the same certified stone. Diamond Quarter lists it at €10,577. 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

1.27
Carat
F
Color
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryGood
FluorescenceNone
Crown angle34°
Pavilion angle42°
OriginNatural
Grading LabGIA
CertificateGIA 6481505898
Dimensions6.93 × 7.02 × 4.27 mm
L/W Ratio1.01
Star length55%
Lower girdle80%
Top View
6.93 mm7.02 mm1.27 ctF / SI1
OriginNatural
CutVery Good
PolishExcellent
SymmetryGood
FluorescenceNone
CertificateGIA 6481505898
Side View
Table 63.0%Crown 34°Girdle: MediumPavilion 42°Culet: NoneDepth 61.2%

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 1
Current: €5,952 EUR|Low: €5,395 EUR|High: €9,224 EUR|Avg: €6,744 EUR|-1.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 2, 2026
Retailer 5€5,395 EUR
Retailer 7€5,711 EUR
Retailer 1€5,952 EUR
Retailer 6€6,041 EUR
Retailer 3€6,730 EUR
Retailer 4€7,600 EUR
Retailer 2€9,114 EUR

39 data points across 7 retailers

13 retailers€5,395 EUR to €10,577 EUR

B+
Cheapest Retailer
-
€5,395 EUR
$6,051 USD
B
Retailer 2
-
€5,733 EUR
$6,430 USD
View
B
Retailer 3
-
€5,952 EUR
£5,256 GBP
View
Retailer 4
-
€6,041 EUR
A$10,424 AUD
View
Price last confirmed 32 days ago
Retailer 5
-
€6,186 EUR
$6,938 USD
View
Price last confirmed 32 days ago
Retailer 6
-
€6,281 EUR
$7,045 USD
View
Price last confirmed 33 days ago
B
Retailer 7
-
€6,329 EUR
$7,099 USD
View
B
Retailer 8
-
€6,730 EUR
View
Retailer 9
-
€7,138 EUR
$8,006 USD
View
Price last confirmed 33 days ago
B
Retailer 10
-
€7,600 EUR
ZAR 137,717 ZAR
View
B
Retailer 11
-
€9,114 EUR
£8,049 GBP
View
Retailer 12
-
€10,346 EUR
$11,604 USD
View
Price last confirmed 35 days ago
Most Expensive
B
Diamond Quarter
1.27SI1F64986CCBN · Nov 2
€10,577 EUR
£9,341 GBP
View
12 more retailers have this diamond
Prices start from €5,395 EURSave up to €5,182 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+
1.27ct Round
€5,395 EUR