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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 $4,595 USD
HK$35,900 HKD
As of November 1, 2026
Save $6,117 USD (57%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $10,712 USD 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 $4,595 to $10,712, a $6,117 spread on the same certified stone. Queensmith lists it at $10,712. 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: $10,712 USD|Low: $4,595 USD|High: $10,757 USD|Avg: $6,597 USD|+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$4,595 USD
Retailer 2$4,877 USD
Retailer 10$5,317 USD
Retailer 9$5,485 USD
Retailer 5$5,648 USD
Retailer 4$5,871 USD
Retailer 3$6,276 USD
Retailer 7$6,686 USD
Retailer 8$9,209 USD
Queensmith$10,712 USD

32 data points across 10 retailers

17 retailers$4,595 USD to $10,712 USD

A
Cheapest Retailer
-
$4,595 USD
HK$35,900 HKD
A
Retailer 2
-
$4,877 USD
₹464,456 INR
View
A
Retailer 3
-
$5,317 USD
SGD 7,185 SGD
View
A
Retailer 4
-
$5,485 USD
SGD 7,412 SGD
View
A
Retailer 5
-
$5,648 USD
View
Final sale: no returns
A
Retailer 6
-
$5,703 USD
View
A
Retailer 7
-
$5,871 USD
£4,623 GBP
View
B+
Retailer 8
-
$5,953 USD
A$9,158 AUD
View
Retailer 9
-
$6,217 USD
View
Price last confirmed 16 days ago
Retailer 10
-
$6,217 USD
View
Price last confirmed 15 days ago
Retailer 11
-
$6,217 USD
View
Price last confirmed 14 days ago
B+
Retailer 12
-
$6,276 USD
View
B+
Retailer 13
-
$6,686 USD
€6,368 EUR
View
Retailer 14
-
$7,173 USD
View
Price last confirmed 13 days ago
B
Retailer 15
-
$9,209 USD
£7,251 GBP
View
Retailer 16
-
$10,398 USD
View
Price last confirmed 14 days ago
Most Expensive
B
Queensmith
1557365836 · Oct 28
$10,712 USD
£8,435 GBP
View
16 more retailers have this diamond
Prices start from $4,595 USDSave up to $6,117 USD

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
$4,595 USD