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Radiant|Natural|GIA

1.70ct H SI2 Radiant Natural Diamond

EX • H/SI2 • GIA 1557365836

Certificate GIA 1557365836

Diamond specifications and retailer prices

From €4,113 EUR
HK$35,900 HKD
As of November 1, 2026
Save €5,475 EUR (57%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: €9,589 EUR at Queensmith · As of October 28, 2026
View at Queensmith

About this 1.7ct natural radiant diamond

This 1.7ct natural radiant sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1557365836. Listed at 17 retailers as of October 28, 2026, with prices from €4,113 to €9,589, a €5,475 spread on the same certified stone. Queensmith lists it at €9,589. 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

1.70
Carat
H
Color
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 1557365836
Dimensions8.23 × 6.15 × 4.14 mm
L/W Ratio1.34
Girdle conditionPolished
Culet sizeNone
Key to symbols
Crystal, Feather, Cloud, Cavity, Needle
Top View
8.23 mm6.15 mm1.70 ctH / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 1557365836
Side View
Table 68.0%CrownGirdle: MED-THKPavilionCulet: NoneDepth 67.3%

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: €9,589 EUR|Low: €4,113 EUR|High: €9,628 EUR|Avg: €5,905 EUR|+2.3%
Queensmith
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 1, 2026
Retailer 6€4,113 EUR
Retailer 2€4,365 EUR
Retailer 10€4,759 EUR
Retailer 9€4,909 EUR
Retailer 5€5,055 EUR
Retailer 4€5,255 EUR
Retailer 3€5,618 EUR
Retailer 7€5,985 EUR
Retailer 8€8,243 EUR
Queensmith€9,589 EUR

32 data points across 10 retailers

17 retailers€4,113 EUR to €9,589 EUR

A
Cheapest Retailer
-
€4,113 EUR
HK$35,900 HKD
A
Retailer 2
-
€4,365 EUR
₹464,456 INR
View
A
Retailer 3
-
€4,759 EUR
SGD 7,185 SGD
View
A
Retailer 4
-
€4,909 EUR
SGD 7,412 SGD
View
A
Retailer 5
-
€5,055 EUR
$5,648 USD
View
Final sale: no returns
A
Retailer 6
-
€5,105 EUR
$5,703 USD
View
A
Retailer 7
-
€5,255 EUR
£4,623 GBP
View
B+
Retailer 8
-
€5,328 EUR
A$9,158 AUD
View
Retailer 9
-
€5,565 EUR
$6,217 USD
View
Price last confirmed 16 days ago
Retailer 10
-
€5,565 EUR
$6,217 USD
View
Price last confirmed 15 days ago
Retailer 11
-
€5,565 EUR
$6,217 USD
View
Price last confirmed 14 days ago
B+
Retailer 12
-
€5,618 EUR
$6,276 USD
View
B+
Retailer 13
-
€5,985 EUR
View
Retailer 14
-
€6,420 EUR
$7,173 USD
View
Price last confirmed 13 days ago
B
Retailer 15
-
€8,243 EUR
£7,251 GBP
View
Retailer 16
-
€9,307 EUR
$10,398 USD
View
Price last confirmed 14 days ago
Most Expensive
B
Queensmith
1557365836 · Oct 28
€9,589 EUR
£8,435 GBP
View
16 more retailers have this diamond
Prices start from €4,113 EURSave up to €5,475 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
1.70ct Radiant
€4,113 EUR