Radiant|Natural|GIA

1.70ct E SI1 Radiant Natural Diamond

EX • E/SI1 • GIA 5556316986

Certificate GIA 5556316986

Diamond specifications and retailer prices

From $7,494 USD
Save $8,213 USD (52%) vs most expensive(unlock to see where)
30 retailers carry this diamond
Most expensive: $15,707 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 5556316986. Listed at 30 retailers, with prices from $7,494 to $15,707 at NZ Jewellers, a $8,213 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
SymmetryExcellent
FluorescenceNone
Crown angle54.39°
Pavilion angle34.95°
OriginNatural
Grading LabGIA
CertificateGIA 5556316986
Dimensions7.61 × 5.96 × 4.15 mm
L/W Ratio1.28
Girdle conditionVery Thick
Key to symbols
Crystal, Needle
Top View
7.61 mm5.96 mm1.70 ctE / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 5556316986
Side View
Table 74.0%Crown 54.39°Girdle: THK-VTKPavilion 34.95°Culet: NoneDepth 69.6%

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: $15,707 USD|Low: $7,494 USD|High: $16,238 USD|Avg: $10,332 USD|-3.3%
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
Retailer 19
Retailer 20
Retailer 21
Retailer 22
Retailer 23
Retailer 24
Retailer 25
Retailer 26
Retailer 27
Retailer 28
Retailer 29
Retailer 30
October 1, 2026
Retailer 17$7,494 USD
Retailer 5$8,275 USD
Retailer 23$8,310 USD
Retailer 14$8,474 USD
Retailer 11$8,638 USD
Retailer 28$8,718 USD
Retailer 10$8,823 USD
Retailer 15$9,105 USD
Retailer 29$9,335 USD
Retailer 30$9,374 USD
Retailer 7$9,424 USD
Retailer 8$10,050 USD
Retailer 21$10,210 USD
Retailer 26$10,367 USD
Retailer 25$10,422 USD
Retailer 12$10,463 USD
Retailer 18$10,480 USD
Retailer 20$10,482 USD
Retailer 9$10,490 USD
Retailer 3$10,505 USD
Retailer 24$10,643 USD
Retailer 2$11,080 USD
Retailer 16$11,080 USD
Retailer 13$11,154 USD
Retailer 19$11,238 USD
Retailer 22$11,458 USD
Retailer 6$11,780 USD
Retailer 27$13,588 USD
Retailer 4$14,896 USD
NZ Jewellers$15,707 USD

22 data points across 30 retailers

30 retailers$7,494 USD to $15,707 USD

B+
Cheapest Retailer
-
$7,494 USD
B
Retailer 2
-
$8,275 USD
View
B
Retailer 3
-
$8,310 USD
View
Price last confirmed 12 days ago
B
Retailer 4
-
$8,474 USD
View
B
Retailer 5
-
$8,638 USD
View
B
Retailer 6
-
$8,718 USD
View
B
Retailer 7
-
$8,823 USD
View
B
Retailer 8
-
$9,105 USD
View
B
Retailer 9
-
$9,335 USD
View
B
Retailer 10
-
$9,374 USD
CA$13,020 CAD
View
B
Retailer 11
-
$9,424 USD
View
C
Retailer 12
-
$10,050 USD
View
C
Retailer 13
-
$10,210 USD
View
C
Retailer 14
-
$10,367 USD
View
C
Retailer 15
-
$10,422 USD
A$16,034 AUD
View
C
Retailer 16
-
$10,463 USD
View
C
Retailer 17
-
$10,480 USD
View
C
Retailer 18
-
$10,482 USD
View
C
Retailer 19
-
$10,490 USD
View
C
Retailer 20
-
$10,528 USD
£8,290 GBP
View
C
Retailer 21
-
$10,643 USD
£8,380 GBP
View
C
Retailer 22
-
$11,080 USD
View
C
Retailer 23
-
$11,080 USD
View
C
Retailer 24
-
$11,154 USD
€10,623 EUR
View
C
Retailer 25
-
$11,238 USD
View
C
Retailer 26
-
$11,458 USD
View
C
Retailer 27
-
$11,780 USD
View
C
Retailer 28
-
$13,588 USD
ZAR 219,515 ZAR
View
C
Retailer 29
-
$14,896 USD
£11,729 GBP
View
Most Expensive
C
NZ Jewellers
eef77ddc-0046-441f-baee-43f825ebd5ed · Sep 30
$15,707 USD
View
29 more retailers have this diamond
Prices start from $7,494 USDSave up to $8,213 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
$7,494 USD