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Oval|Natural|GIA

1.70ct D SI1 Oval Natural Diamond

ID • D/SI1 • GIA 5546405656

Certificate GIA 5546405656

Diamond specifications and retailer prices

From $12,518 SGD
HK$76,500 HKD
As of November 1, 2026
Save $11,591 SGD (48%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $24,109 SGD at With Clarity · As of October 30, 2026
View at With Clarity

About this 1.7ct natural oval diamond

This 1.7ct natural oval sits in the one-and-a-half to two carat band, graded D 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 5546405656. Listed at 22 retailers as of October 30, 2026, with prices from $12,518 to $24,109, a $11,591 spread on the same certified stone. With Clarity lists it at $24,109. 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
D
Colour
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle38.61°
Pavilion angle34.12°
OriginNatural
Grading LabGIA
CertificateGIA 5546405656
Dimensions9.66 × 6.56 × 3.93 mm
L/W Ratio1.47
Top View
9.66 mm6.56 mm1.70 ctD / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 5546405656
Side View
Table 62.0%Crown 38.61°Girdle: STK-VTKPavilion 34.12°Culet: NoneDepth 59.8%

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 1
Current: $12,854 SGD|Low: $12,824 SGD|High: $21,644 SGD|Avg: $16,347 SGD|-1.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 1, 2026
Retailer 1$12,854 SGD
Retailer 7$14,563 SGD
Retailer 3$14,800 SGD
Retailer 6$14,880 SGD
Retailer 8$15,113 SGD
Retailer 9$16,627 SGD
Retailer 5$17,253 SGD
Retailer 4$20,118 SGD
Retailer 2$21,386 SGD

34 data points across 9 retailers

22 retailers$12,518 SGD to $24,109 SGD

B+
Cheapest Retailer
-
$12,518 SGD
HK$76,500 HKD
B+
Retailer 2
-
$12,854 SGD
₹957,590 INR
View
Retailer 3
-
$13,846 SGD
View
Price last confirmed 20 days ago
B+
Retailer 4
-
$14,024 SGD
$10,970 USD
View
B+
Retailer 5
-
$14,241 SGD
$11,140 USD
View
B+
Retailer 6
-
$14,563 SGD
View
B+
Retailer 7
-
$14,800 SGD
£9,116 GBP
View
Retailer 8
-
$14,880 SGD
A$17,907 AUD
View
Price last confirmed 8 days ago
B+
Retailer 9
-
$14,893 SGD
$11,650 USD
View
B+
Retailer 10
-
$15,113 SGD
$11,822 USD
View
Final sale: no returns
Retailer 11
-
$15,116 SGD
$11,824 USD
View
Price last confirmed 16 days ago
B
Retailer 12
-
$16,375 SGD
$12,809 USD
View
B
Retailer 13
-
$16,627 SGD
$13,006 USD
View
B
Retailer 14
-
$16,770 SGD
$13,118 USD
View
B
Retailer 15
-
$16,770 SGD
$13,118 USD
View
B
Retailer 16
-
$17,226 SGD
$13,475 USD
View
B
Retailer 17
-
$17,253 SGD
€12,853 EUR
View
B
Retailer 18
-
$18,893 SGD
$14,779 USD
View
B
Retailer 19
-
$20,118 SGD
ZAR 254,225 ZAR
View
B
Retailer 20
-
$21,386 SGD
£13,172 GBP
View
B
Retailer 21
-
$22,823 SGD
$17,853 USD
View
Most Expensive
B
With Clarity
5546405656 · Oct 30
$24,109 SGD
$18,859 USD
View
21 more retailers have this diamond
Prices start from $12,518 SGDSave up to $11,591 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
$12,518 SGD