Radiant|Natural|GIA

1.70ct F SI1 Radiant Natural Diamond

EX • F/SI1 • GIA 6561079650

Certificate GIA 6561079650

Diamond specifications and retailer prices

From $10,954 USD
As of November 4, 2026
Save $8,531 USD (44%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $19,485 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 F 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 6561079650. Listed at 10 retailers as of November 4, 2026, with prices from $10,954 to $19,485, a $8,531 spread on the same certified stone. NZ Jewellers lists it at $19,485. 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
F
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6561079650
Dimensions8.23 × 5.85 × 3.99 mm
L/W Ratio1.41
Girdle conditionPolished
Top View
8.23 mm5.85 mm1.70 ctF / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6561079650
Side View
Table 66.0%CrownGirdle: THK-VTKPavilionCuletDepth 68.1%

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: Nov 4
Current: $19,485 USD|Low: $10,954 USD|High: $19,485 USD|Avg: $14,071 USD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 7, 2026
Retailer 10$10,954 USD
Retailer 3$11,209 USD
Retailer 5$12,648 USD
Retailer 9$12,665 USD
Retailer 7$12,860 USD
Retailer 8$13,238 USD
Retailer 6$14,196 USD
Retailer 11$14,614 USD
Retailer 4$15,648 USD
Retailer 2$18,161 USD
NZ Jewellers$19,485 USD

43 data points across 11 retailers

10 retailers$10,954 USD to $19,485 USD

B+
Cheapest Retailer
-
$10,954 USD
B+
Retailer 2
-
$11,209 USD
View
B
Retailer 3
-
$12,648 USD
View
B
Retailer 4
-
$12,665 USD
View
B
Retailer 5
-
$12,860 USD
View
B
Retailer 6
-
$14,196 USD
View
B
Retailer 7
-
$14,614 USD
View
B
Retailer 8
-
$15,648 USD
View
B
Retailer 9
-
$18,161 USD
View
Most Expensive
B
NZ Jewellers
8f0959f0-b466-41e4-8c95-1cac699a9eb8 · Nov 5
$19,485 USD
View
9 more retailers have this diamond
Prices start from $10,954 USDSave up to $8,531 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
$10,954 USD