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Radiant|Natural|GIA

1.70ct I SI1 Radiant Natural Diamond

EX • I/SI1 • GIA 6562473629

Certificate GIA 6562473629

Diamond specifications and retailer prices

From $6,912 USD
As of November 6, 2026
Save $8,247 USD (54%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: $15,159 USD at NZ Jewellers · As of November 5, 2026
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 I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6562473629. Listed at 26 retailers as of November 5, 2026, with prices from $6,912 to $15,159, a $8,247 spread on the same certified stone. NZ Jewellers lists it at $15,159. 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
I
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle53.51°
Pavilion angle59.19°
OriginNatural
Grading LabGIA
CertificateGIA 6562473629
Dimensions7.77 × 5.97 × 4.11 mm
L/W Ratio1.30
Culet sizeNone
Key to symbols
Crystal, Feather, Cloud, Needle
Top View
7.77 mm5.97 mm1.70 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6562473629
Side View
Table 67.0%Crown 53.51°Girdle: THK-VTKPavilion 59.19°Culet: NoneDepth 68.9%

Caratlytics Score

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

Price History

Last verified: Nov 6
Current: $8,370 USD|Low: $7,015 USD|High: $12,766 USD|Avg: $9,124 USD|-2.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 7, 2026
Retailer 3$7,015 USD
Retailer 10$7,415 USD
Retailer 9$8,105 USD
Retailer 1$8,370 USD
Retailer 8$8,538 USD
Retailer 4$8,553 USD
Retailer 2$9,203 USD
Retailer 5$9,849 USD
Retailer 6$11,057 USD
Retailer 7$12,597 USD

27 data points across 10 retailers

26 retailers$6,912 USD to $15,159 USD

B+
Cheapest Retailer
-
$6,912 USD
B+
Retailer 2
-
$7,015 USD
View
B+
Retailer 3
-
$7,292 USD
View
Retailer 4
-
$7,415 USD
View
Price last confirmed 17 days ago
Retailer 5
-
$7,648 USD
View
Price last confirmed 27 days ago
B+
Retailer 6
-
$7,669 USD
View
B+
Retailer 7
-
$7,833 USD
View
B+
Retailer 8
-
$8,105 USD
View
B
Retailer 9
-
$8,160 USD
View
B
Retailer 10
-
$8,320 USD
View
B
Retailer 11
-
$8,365 USD
View
Final sale: no returns
Retailer 12
-
$8,366 USD
View
Price last confirmed 9 days ago
B+
Retailer 13
-
$8,370 USD
View
Retailer 14
-
$8,538 USD
View
Price last confirmed 15 days ago
B
Retailer 15
-
$8,553 USD
View
B
Retailer 16
-
$9,063 USD
View
B
Retailer 17
-
$9,072 USD
View
B
Retailer 18
-
$9,203 USD
View
B
Retailer 19
-
$9,262 USD
View
B
Retailer 20
-
$9,314 USD
View
B
Retailer 21
-
$9,849 USD
View
B
Retailer 22
-
$10,458 USD
View
B
Retailer 23
-
$11,057 USD
View
B
Retailer 24
-
$12,597 USD
View
B
Retailer 25
-
$13,242 USD
View
Most Expensive
B
NZ Jewellers
29e75ff6-477c-4d95-8fbb-3e2404f5e011 · Nov 5
$15,159 USD
View
25 more retailers have this diamond
Prices start from $6,912 USDSave up to $8,247 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.

B+
1.70ct Radiant
$6,912 USD