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Oval|Natural|GIA

1.70ct K SI1 Oval Natural Diamond

EX • K/SI1 • GIA 7538644928

Certificate GIA 7538644928

Diamond specifications and retailer prices

From $6,750 SGD
As of November 5, 2026
Save $7,701 SGD (53%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $14,451 SGD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

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 7538644928. Listed at 15 retailers as of November 5, 2026, with prices from $6,750 to $14,451, a $7,701 spread on the same certified stone. NZ Jewellers lists it at $14,451. 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
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 7538644928
Dimensions9.62 × 6.87 × 3.92 mm
L/W Ratio1.40
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Feather, Knot, Needle
Top View
9.62 mm6.87 mm1.70 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7538644928
Side View
Table 63.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 57.0%

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 5
Current: $14,451 SGD|Low: $6,827 SGD|High: $14,451 SGD|Avg: $9,283 SGD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 3$6,827 SGD
Retailer 8$7,292 SGD
Retailer 7$7,828 SGD
Retailer 10$7,828 SGD
Retailer 4$8,206 SGD
Retailer 9$8,255 SGD
Retailer 2$8,892 SGD
Retailer 11$9,033 SGD
Retailer 5$10,542 SGD
Retailer 6$12,696 SGD
NZ Jewellers$14,451 SGD

45 data points across 11 retailers

15 retailers$6,750 SGD to $14,451 SGD

B+
Cheapest Retailer
-
$6,750 SGD
B+
Retailer 2
-
$6,827 SGD
View
B+
Retailer 3
-
$6,917 SGD
View
B+
Retailer 4
-
$7,286 SGD
View
B+
Retailer 5
-
$7,292 SGD
View
Retailer 6
-
$7,828 SGD
View
Price last confirmed 8 days ago
B
Retailer 7
-
$7,828 SGD
View
B
Retailer 8
-
$7,828 SGD
View
B+
Retailer 9
-
$8,206 SGD
View
B+
Retailer 10
-
$8,255 SGD
View
B
Retailer 11
-
$8,892 SGD
View
B
Retailer 12
-
$9,033 SGD
View
B
Retailer 13
-
$10,542 SGD
View
B
Retailer 14
-
$12,696 SGD
View
Most Expensive
B
NZ Jewellers
fa1220ba-5911-4b21-8345-b46780fbcea1 · Nov 5
$14,451 SGD
$11,276 USD
View
14 more retailers have this diamond
Prices start from $6,750 SGDSave up to $7,701 SGD

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
$6,750 SGD