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Round|Natural|GIA

1.13ct I SI1 Round Natural Diamond

EX • I/SI1 • GIA 1488835624

Certificate GIA 1488835624

Diamond specifications and retailer prices

From €2,050 EUR
$2,290 USD
As of October 31, 2026
Save €2,254 EUR (52%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: €4,304 EUR at MOH London · As of October 29, 2026
View at MOH London

About this 1.13ct natural round diamond

This 1.13ct natural round sits in the classic one-carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1488835624. Listed at 12 retailers as of October 29, 2026, with prices from €2,050 to €4,304, a €2,254 spread on the same certified stone. MOH London lists it at €4,304. 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

1.13
Carat
I
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 1488835624
Dimensions6.64 × 6.60 × 4.13 mm
L/W Ratio1.01
Girdle conditionSlightly Thick
Key to symbols
Twinning Wisp, Crystal, Cloud, Feather, Needle
Top View
6.64 mm6.60 mm1.13 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1488835624
Side View
Table 58.0%Crown 36°Girdle: MediumPavilion 40.8°Culet: NoneDepth 62.5%

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: Oct 31
Current: €4,304 EUR|Low: €1,864 EUR|High: €4,304 EUR|Avg: €2,593 EUR|+0.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 1, 2026
Retailer 8€2,050 EUR
Retailer 10€2,054 EUR
Retailer 7€2,097 EUR
Retailer 5€2,471 EUR
Retailer 6€2,630 EUR
Retailer 9€2,676 EUR
Retailer 11€2,676 EUR
Retailer 4€2,724 EUR
Retailer 3€2,766 EUR
Retailer 2€3,021 EUR
MOH London€4,304 EUR

23 data points across 11 retailers

12 retailers€2,050 EUR to €4,304 EUR

A
Cheapest Retailer
-
€2,050 EUR
$2,290 USD
Final sale: no returns
A
Retailer 2
-
€2,054 EUR
$2,295 USD
View
A
Retailer 3
-
€2,097 EUR
$2,343 USD
View
A
Retailer 4
-
€2,174 EUR
A$3,736 AUD
View
B+
Retailer 5
-
€2,471 EUR
£2,173 GBP
View
B+
Retailer 6
-
€2,630 EUR
$2,938 USD
View
B+
Retailer 7
-
€2,676 EUR
$2,990 USD
View
B+
Retailer 8
-
€2,676 EUR
$2,990 USD
View
B+
Retailer 9
-
€2,724 EUR
£2,396 GBP
View
B+
Retailer 10
-
€2,766 EUR
$3,090 USD
View
B+
Retailer 11
-
€3,021 EUR
View
Most Expensive
B
MOH London
C27379919 · Oct 29
€4,304 EUR
£3,786 GBP
View
11 more retailers have this diamond
Prices start from €2,050 EURSave up to €2,254 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
1.13ct Round
€2,050 EUR