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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 $13,940 AUD
HK$76,500 HKD
As of November 1, 2026
Save $12,908 AUD (48%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $26,848 AUD at With Clarity · As of November 1, 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 November 1, 2026, with prices from $13,940 to $26,848, a $12,908 spread on the same certified stone. With Clarity lists it at $26,848. 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: $14,314 AUD|Low: $14,280 AUD|High: $24,102 AUD|Avg: $18,204 AUD|-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$14,314 AUD
Retailer 7$16,217 AUD
Retailer 3$16,482 AUD
Retailer 6$16,570 AUD
Retailer 8$16,830 AUD
Retailer 9$18,515 AUD
Retailer 5$19,212 AUD
Retailer 4$22,403 AUD
Retailer 2$23,815 AUD

34 data points across 9 retailers

22 retailers$13,940 AUD to $26,848 AUD

B+
Cheapest Retailer
-
$13,940 AUD
HK$76,500 HKD
B+
Retailer 2
-
$14,314 AUD
₹957,590 INR
View
Retailer 3
-
$15,418 AUD
SGD 14,636 SGD
View
Price last confirmed 21 days ago
B+
Retailer 4
-
$15,617 AUD
$10,970 USD
View
B+
Retailer 5
-
$15,859 AUD
$11,140 USD
View
B+
Retailer 6
-
$16,217 AUD
SGD 15,394 SGD
View
B+
Retailer 7
-
$16,482 AUD
£9,116 GBP
View
Retailer 8
-
$16,570 AUD
View
Price last confirmed 9 days ago
B+
Retailer 9
-
$16,585 AUD
$11,650 USD
View
B+
Retailer 10
-
$16,830 AUD
$11,822 USD
View
Final sale: no returns
Retailer 11
-
$16,833 AUD
$11,824 USD
View
Price last confirmed 17 days ago
B
Retailer 12
-
$18,235 AUD
$12,809 USD
View
B
Retailer 13
-
$18,515 AUD
$13,006 USD
View
B
Retailer 14
-
$18,674 AUD
$13,118 USD
View
B
Retailer 15
-
$18,675 AUD
$13,118 USD
View
B
Retailer 16
-
$19,183 AUD
$13,475 USD
View
B
Retailer 17
-
$19,212 AUD
€12,853 EUR
View
B
Retailer 18
-
$21,039 AUD
$14,779 USD
View
B
Retailer 19
-
$22,403 AUD
ZAR 254,225 ZAR
View
B
Retailer 20
-
$23,815 AUD
£13,172 GBP
View
B
Retailer 21
-
$25,416 AUD
$17,853 USD
View
Most Expensive
B
With Clarity
5546405656 · Nov 1
$26,848 AUD
$18,859 USD
View
21 more retailers have this diamond
Prices start from $13,940 AUDSave up to $12,908 AUD

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
$13,940 AUD