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Oval|Natural|GIA

1.70ct K SI1 Oval Natural Diamond

ID • K/SI1 • GIA 6525071453

Certificate GIA 6525071453

Diamond specifications and retailer prices

From $9,038 NZD
As of November 4, 2026
Save $7,771 NZD (46%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $16,809 NZD at MOH London · As of November 4, 2026
View at MOH London

About this 1.7ct natural oval diamond

This 1.7ct natural oval sits in the one-and-a-half to two carat band, graded K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6525071453. Listed at 10 retailers as of November 4, 2026, with prices from $9,038 to $16,809, a $7,771 spread on the same certified stone. MOH London lists it at $16,809. 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
K
Colour
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 6525071453
Dimensions9.84 × 6.48 × 4.07 mm
L/W Ratio1.52
Top View
9.84 mm6.48 mm1.70 ctK / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6525071453
Side View
Table 60.0%CrownGirdle: ThickPavilionCulet: NoneDepth 62.7%

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: $16,809 NZD|Low: $9,038 NZD|High: $18,477 NZD|Avg: $12,045 NZD|-5.7%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 5, 2026
Retailer 11$9,038 NZD
Retailer 10$9,130 NZD
Retailer 13$9,645 NZD
Retailer 9$9,678 NZD
Retailer 8$10,192 NZD
Retailer 12$10,230 NZD
Retailer 6$10,865 NZD
Retailer 3$11,439 NZD
Retailer 7$12,494 NZD
Retailer 4$13,199 NZD
Retailer 2$13,957 NZD
MOH London$16,809 NZD
Retailer 5$18,477 NZD

13 data points across 13 retailers

10 retailers$9,038 NZD to $16,809 NZD

B+
Cheapest Retailer
-
$9,038 NZD
B+
Retailer 2
-
$9,130 NZD
View
B+
Retailer 3
-
$9,645 NZD
View
B+
Retailer 4
-
$9,678 NZD
View
B+
Retailer 5
-
$10,192 NZD
View
B+
Retailer 6
-
$10,230 NZD
View
B+
Retailer 7
-
$10,865 NZD
View
B
Retailer 8
-
$12,494 NZD
View
B
Retailer 9
-
$13,957 NZD
View
Most Expensive
B
MOH London
DB0E7D487 · Nov 4
$16,809 NZD
£7,337 GBP
View
9 more retailers have this diamond
Prices start from $9,038 NZDSave up to $7,771 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 Oval
$9,038 NZD