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1.60ct H SI1 Round Natural Diamond

EX • H/SI1 • GIA 2136475204

Certificate GIA 2136475204

Diamond specifications and retailer prices

From €6,558 EUR
$7,327 USD
As of October 31, 2026
Save €8,720 EUR (57%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: €15,278 EUR at Diamond Quarter · As of October 31, 2026
View at Diamond Quarter

About this 1.6ct natural round diamond

This 1.6ct natural round sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2136475204. Listed at 19 retailers as of October 31, 2026, with prices from €6,558 to €15,278, a €8,720 spread on the same certified stone. Diamond Quarter lists it at €15,278. 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
H
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle34°
Pavilion angle41.4°
OriginNatural
Grading LabGIA
CertificateGIA 2136475204
Dimensions7.54 × 7.53 × 4.57 mm
L/W Ratio1.00
Star length50%
Lower girdle80%
Girdle conditionFaceted
Culet sizeNone
Top View
7.54 mm7.53 mm1.60 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2136475204
Side View
Table 62.0%Crown 34°Girdle: MED-STKPavilion 41.4°Culet: NoneDepth 60.7%

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: Oct 31
Current: €8,205 EUR|Low: €6,558 EUR|High: €12,475 EUR|Avg: €8,971 EUR|+0.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 1, 2026
Retailer 7€6,558 EUR
Retailer 6€8,174 EUR
Retailer 1€8,205 EUR
Retailer 4€8,211 EUR
Retailer 8€8,754 EUR
Retailer 9€8,754 EUR
Retailer 10€9,049 EUR
Retailer 3€9,220 EUR
Retailer 2€9,737 EUR
Retailer 5€12,392 EUR

44 data points across 10 retailers

19 retailers€6,558 EUR to €15,278 EUR

B+
Cheapest Retailer
-
€6,558 EUR
$7,327 USD
B+
Retailer 2
-
€6,708 EUR
$7,494 USD
View
B+
Retailer 3
-
€6,911 EUR
A$11,879 AUD
View
B+
Retailer 4
-
€7,126 EUR
$7,961 USD
View
B
Retailer 5
-
€7,212 EUR
CA$11,190 CAD
View
Retailer 6
-
€8,174 EUR
A$14,049 AUD
View
Price last confirmed 8 days ago
B+
Retailer 7
-
€8,205 EUR
£7,218 GBP
View
B
Retailer 8
-
€8,211 EUR
$9,173 USD
View
Retailer 9
-
€8,211 EUR
$9,173 USD
View
Price last confirmed 23 days ago
Retailer 10
-
€8,211 EUR
$9,173 USD
View
Price last confirmed 10 days ago
B
Retailer 11
-
€8,503 EUR
$9,500 USD
View
B
Retailer 12
-
€8,754 EUR
$9,780 USD
View
B
Retailer 13
-
€8,754 EUR
$9,780 USD
View
B
Retailer 14
-
€8,763 EUR
$9,790 USD
View
B
Retailer 15
-
€9,049 EUR
$10,110 USD
View
B
Retailer 16
-
€9,220 EUR
View
B
Retailer 17
-
€9,442 EUR
$10,549 USD
View
B
Retailer 18
-
€12,392 EUR
£10,901 GBP
View
Most Expensive
B
Diamond Quarter
1.6SI1H21043E43N · Oct 31
€15,278 EUR
£13,440 GBP
View
18 more retailers have this diamond
Prices start from €6,558 EURSave up to €8,720 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+
1.60ct Round
€6,558 EUR