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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 €4,056 EUR
HK$35,400 HKD
As of November 1, 2026
Save €4,113 EUR (50%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: €8,169 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 12 retailers as of November 1, 2026, with prices from €4,056 to €8,169, a €4,113 spread on the same certified stone. MOH London lists it at €8,169. 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
Color
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: €8,169 EUR|Low: €4,021 EUR|High: €8,169 EUR|Avg: €5,070 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
November 1, 2026
Retailer 8€4,056 EUR
Retailer 4€4,510 EUR
Retailer 9€4,836 EUR
Retailer 5€5,107 EUR
Retailer 7€5,115 EUR
Retailer 10€5,118 EUR
Retailer 3€5,209 EUR
Retailer 11€5,683 EUR
Retailer 2€5,703 EUR
Retailer 6€6,813 EUR
Retailer 12€7,877 EUR
MOH London€8,169 EUR

41 data points across 12 retailers

12 retailers€4,056 EUR to €8,169 EUR

A
Cheapest Retailer
-
€4,056 EUR
HK$35,400 HKD
A
Retailer 2
-
€4,510 EUR
$5,039 USD
View
A
Retailer 3
-
€4,836 EUR
$5,403 USD
View
B+
Retailer 4
-
€5,107 EUR
£4,493 GBP
View
B+
Retailer 5
-
€5,115 EUR
SGD 7,723 SGD
View
B+
Retailer 6
-
€5,118 EUR
$5,718 USD
View
Final sale: no returns
A
Retailer 7
-
€5,209 EUR
$5,820 USD
View
B+
Retailer 8
-
€5,683 EUR
$6,349 USD
View
B+
Retailer 9
-
€5,703 EUR
£5,017 GBP
View
B
Retailer 10
-
€6,813 EUR
ZAR 122,959 ZAR
View
B
Retailer 11
-
€7,877 EUR
$8,800 USD
View
Most Expensive
B
MOH London
E76F662C0 · Nov 1
€8,169 EUR
£7,186 GBP
View
11 more retailers have this diamond
Prices start from €4,056 EURSave up to €4,113 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
€4,056 EUR