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Round|Natural|GIA

1.60ct I SI1 Round Natural Diamond

EX • I/SI1 • GIA 2556369395

Certificate GIA 2556369395

Diamond specifications and retailer prices

From €4,040 EUR
HK$35,400 HKD
As of November 1, 2026
Save €4,097 EUR (50%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: €8,137 EUR at MOH London · As of November 1, 2026
View at MOH London

About this 1.6ct natural round diamond

This 1.6ct natural round sits in the one-and-a-half to two carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2556369395. Listed at 14 retailers as of November 1, 2026, with prices from €4,040 to €8,137, a €4,097 spread on the same certified stone. MOH London lists it at €8,137. 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

1.60
Carat
I
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle36°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 2556369395
Dimensions7.46 × 7.41 × 4.64 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Feather, Cloud, Needle, Indented Natural, Natural
Top View
7.46 mm7.41 mm1.60 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2556369395
Side View
Table 58.0%Crown 36°Girdle: Slightly ThickPavilion 40.8°Culet: NoneDepth 62.4%

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 1
Current: €8,137 EUR|Low: €4,006 EUR|High: €8,137 EUR|Avg: €5,111 EUR
MOH London
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
November 2, 2026
Retailer 12€4,040 EUR
Retailer 6€4,493 EUR
Retailer 13€4,817 EUR
Retailer 8€5,087 EUR
Retailer 11€5,095 EUR
Retailer 14€5,098 EUR
Retailer 5€5,189 EUR
Retailer 2€5,523 EUR
Retailer 3€5,660 EUR
Retailer 7€5,680 EUR
Retailer 9€6,009 EUR
Retailer 10€6,786 EUR
Retailer 4€7,846 EUR
MOH London€8,137 EUR

41 data points across 14 retailers

14 retailers€4,040 EUR to €8,137 EUR

A
Cheapest Retailer
-
€4,040 EUR
HK$35,400 HKD
Retailer 2
-
€4,493 EUR
$5,039 USD
View
Price last confirmed 7 days ago
A
Retailer 3
-
€4,817 EUR
$5,403 USD
View
B+
Retailer 4
-
€5,087 EUR
£4,493 GBP
View
B+
Retailer 5
-
€5,095 EUR
SGD 7,723 SGD
View
B+
Retailer 6
-
€5,098 EUR
$5,718 USD
View
Final sale: no returns
A
Retailer 7
-
€5,189 EUR
$5,820 USD
View
B+
Retailer 8
-
€5,523 EUR
$6,195 USD
View
B+
Retailer 9
-
€5,660 EUR
$6,349 USD
View
B+
Retailer 10
-
€5,680 EUR
£5,017 GBP
View
B+
Retailer 11
-
€6,009 EUR
View
B
Retailer 12
-
€6,786 EUR
ZAR 122,959 ZAR
View
B
Retailer 13
-
€7,846 EUR
$8,800 USD
View
Most Expensive
B
MOH London
E76F662C0 · Nov 1
€8,137 EUR
£7,186 GBP
View
13 more retailers have this diamond
Prices start from €4,040 EURSave up to €4,097 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
1.60ct Round
€4,040 EUR