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Radiant|Natural|GIA

1.70ct E SI1 Radiant Natural Diamond

EX • E/SI1 • GIA 6552308217

Certificate GIA 6552308217

Diamond specifications and retailer prices

From $9,949 USD
Save $8,945 USD (47%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $18,894 USD at NZ Jewellers
View at NZ Jewellers

About this 1.7ct natural radiant diamond

This 1.7ct natural radiant sits in the one-and-a-half to two carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6552308217. Listed at 14 retailers, with prices from $9,949 to $18,894 at NZ Jewellers, a $8,945 spread on the same certified stone. 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
E
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6552308217
Dimensions7.99 × 6.10 × 4.24 mm
L/W Ratio1.31
Girdle conditionPolished
Culet sizeNone
Key to symbols
Cloud, Crystal, Feather, Needle
Top View
7.99 mm6.10 mm1.70 ctE / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6552308217
Side View
Table 70.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 69.5%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0-100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 1
Current: $18,894 USD|Low: $9,366 USD|High: $18,894 USD|Avg: $13,601 USD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
October 1, 2026
Retailer 10$9,366 USD
Retailer 6$9,949 USD
Retailer 5$11,679 USD
Retailer 4$12,315 USD
Retailer 11$12,395 USD
Retailer 17$12,513 USD
Retailer 12$12,623 USD
Retailer 15$12,656 USD
Retailer 13$13,347 USD
Retailer 18$13,556 USD
Retailer 7$13,887 USD
Retailer 2$14,013 USD
Retailer 3$14,077 USD
Retailer 8$14,929 USD
Retailer 14$16,345 USD
Retailer 16$17,667 USD
Retailer 9$18,588 USD
NZ Jewellers$18,894 USD

32 data points across 18 retailers

14 retailers$9,949 USD to $18,894 USD

B+
Cheapest Retailer
-
$9,949 USD
B
Retailer 2
-
$12,315 USD
View
B+
Retailer 3
-
$12,395 USD
A$19,069 AUD
View
B
Retailer 4
-
$12,513 USD
View
B
Retailer 5
-
$12,623 USD
£9,939 GBP
View
B
Retailer 6
-
$12,684 USD
£9,987 GBP
View
B
Retailer 7
-
$13,347 USD
View
B
Retailer 8
-
$13,556 USD
View
B
Retailer 9
-
$13,887 USD
View
B
Retailer 10
-
$14,013 USD
€13,346 EUR
View
B
Retailer 11
-
$14,077 USD
View
B
Retailer 12
-
$16,345 USD
ZAR 264,053 ZAR
View
B
Retailer 13
-
$17,667 USD
£13,911 GBP
View
Most Expensive
B
NZ Jewellers
2d8550bc-6075-4213-86d7-dd13f9166177 · Sep 30
$18,894 USD
View
13 more retailers have this diamond
Prices start from $9,949 USDSave up to $8,945 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.

B+
1.70ct Radiant
$9,949 USD