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Radiant|Natural|GIA

1.70ct F SI1 Radiant Natural Diamond

ID • F/SI1 • GIA 6565498938

Certificate GIA 6565498938

Diamond specifications and retailer prices

From $16,008 NZD
As of November 6, 2026
Save $14,680 NZD (48%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: $30,688 NZD 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 6565498938. Listed at 26 retailers as of November 5, 2026, with prices from $16,008 to $30,688, a $14,680 spread on the same certified stone. NZ Jewellers lists it at $30,688. 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
Colour
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6565498938
Dimensions8.49 × 6.06 × 3.90 mm
L/W Ratio1.40
Girdle conditionPolished
Top View
8.49 mm6.06 mm1.70 ctF / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6565498938
Side View
Table 66.0%CrownGirdle: STK-THKPavilionCulet: NDepth 64.3%

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 6
Current: $30,688 NZD|Low: $15,631 NZD|High: $31,492 NZD|Avg: $20,351 NZD|+0.4%
NZ Jewellers
Retailer 2
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Retailer 26
November 7, 2026
Retailer 6$16,008 NZD
Retailer 14$16,139 NZD
Retailer 18$16,154 NZD
Retailer 8$16,926 NZD
Retailer 9$17,013 NZD
Retailer 4$17,332 NZD
Retailer 21$17,474 NZD
Retailer 11$17,758 NZD
Retailer 5$17,772 NZD
Retailer 12$18,201 NZD
Retailer 15$18,255 NZD
Retailer 16$18,412 NZD
Retailer 25$18,685 NZD
Retailer 10$18,908 NZD
Retailer 17$20,359 NZD
Retailer 13$20,622 NZD
Retailer 19$21,968 NZD
Retailer 22$22,206 NZD
Retailer 7$23,039 NZD
Retailer 26$23,070 NZD
Retailer 20$23,357 NZD
Retailer 24$25,312 NZD
Retailer 2$25,790 NZD
Retailer 3$26,864 NZD
Retailer 23$28,601 NZD
NZ Jewellers$30,688 NZD

17 data points across 26 retailers

26 retailers$16,008 NZD to $30,688 NZD

B+
Cheapest Retailer
-
$16,008 NZD
B+
Retailer 2
-
$16,139 NZD
View
Retailer 3
-
$16,154 NZD
View
Price last confirmed 17 days ago
Retailer 4
-
$16,926 NZD
View
Price last confirmed 12 days ago
B+
Retailer 5
-
$17,013 NZD
View
B+
Retailer 6
-
$17,332 NZD
View
B+
Retailer 7
-
$17,474 NZD
View
Retailer 8
-
$17,568 NZD
View
Price last confirmed 27 days ago
B+
Retailer 9
-
$17,758 NZD
View
B+
Retailer 10
-
$17,772 NZD
View
B+
Retailer 11
-
$18,201 NZD
View
B+
Retailer 12
-
$18,255 NZD
View
B+
Retailer 13
-
$18,412 NZD
View
Final sale: no returns
B+
Retailer 14
-
$18,685 NZD
View
B+
Retailer 15
-
$18,908 NZD
View
Retailer 16
-
$20,359 NZD
View
Price last confirmed 15 days ago
B+
Retailer 17
-
$20,622 NZD
View
B
Retailer 18
-
$22,206 NZD
View
B
Retailer 19
-
$23,039 NZD
View
B
Retailer 20
-
$23,070 NZD
View
B
Retailer 21
-
$23,357 NZD
View
B
Retailer 22
-
$25,312 NZD
View
Retailer 23
-
$25,790 NZD
View
B
Retailer 24
-
$26,864 NZD
View
B
Retailer 25
-
$28,601 NZD
View
Most Expensive
B
NZ Jewellers
fdbeee13-a941-4b72-a0f0-e2b8f8d8e891 · Nov 5
$30,688 NZD
$17,012 USD
View
25 more retailers have this diamond
Prices start from $16,008 NZDSave up to $14,680 NZD

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
$16,008 NZD