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Oval|Natural|GIA

1.70ct D SI1 Oval Natural Diamond

ID • D/SI1 • GIA 2537371074

Certificate GIA 2537371074

Diamond specifications and retailer prices

From HK$57,862 HKD
$7,375 USD
As of November 1, 2026
Save HK$53,563 HKD (48%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: HK$111,425 HKD at NZ Jewellers · As of October 30, 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 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 2537371074. Listed at 17 retailers as of October 30, 2026, with prices from HK$57,862 to HK$111,425, a HK$53,563 spread on the same certified stone. NZ Jewellers lists it at HK$111,425. 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
FluorescenceMedium
Crown angle38.76°
OriginNatural
Grading LabGIA
CertificateGIA 2537371074
Dimensions9.01 × 6.53 × 4.26 mm
L/W Ratio1.38
Top View
9.01 mm6.53 mm1.70 ctD / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceMedium
CertificateGIA 2537371074
Side View
Table 62.0%Crown 38.76°Girdle: STK-VTKPavilionCulet: NoneDepth 65.3%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: HK$111,425 HKD|Low: HK$57,862 HKD|High: HK$131,627 HKD|Avg: HK$78,752 HKD|-15.3%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
November 2, 2026
Retailer 16HK$57,862 HKD
Retailer 6HK$60,498 HKD
Retailer 8HK$64,178 HKD
Retailer 13HK$66,853 HKD
Retailer 15HK$72,424 HKD
Retailer 10HK$72,462 HKD
Retailer 3HK$73,059 HKD
Retailer 14HK$73,538 HKD
Retailer 5HK$74,035 HKD
Retailer 4HK$77,516 HKD
Retailer 7HK$77,516 HKD
Retailer 9HK$80,105 HKD
Retailer 17HK$83,565 HKD
Retailer 2HK$84,209 HKD
Retailer 12HK$98,213 HKD
Retailer 11HK$104,413 HKD
NZ JewellersHK$111,425 HKD

38 data points across 17 retailers

17 retailersHK$57,862 HKD to HK$111,425 HKD

A
Cheapest Retailer
-
HK$57,862 HKD
$7,375 USD
A
Retailer 2
-
HK$60,498 HKD
$7,711 USD
View
A
Retailer 3
-
HK$64,178 HKD
$8,180 USD
View
B+
Retailer 4
-
HK$66,853 HKD
$8,521 USD
View
B+
Retailer 5
-
HK$72,424 HKD
$9,231 USD
View
B+
Retailer 6
-
HK$72,462 HKD
£7,272 GBP
View
B+
Retailer 7
-
HK$73,059 HKD
$9,312 USD
View
B+
Retailer 8
-
HK$73,538 HKD
$9,373 USD
View
Retailer 9
-
HK$74,035 HKD
A$14,517 AUD
View
Price last confirmed 31 days ago
B+
Retailer 10
-
HK$77,516 HKD
$9,880 USD
View
B+
Retailer 11
-
HK$77,516 HKD
$9,880 USD
View
B+
Retailer 12
-
HK$80,105 HKD
$10,210 USD
View
B+
Retailer 13
-
HK$83,565 HKD
$10,651 USD
View
B+
Retailer 14
-
HK$84,209 HKD
€10,222 EUR
View
B
Retailer 15
-
HK$98,213 HKD
ZAR 202,230 ZAR
View
B
Retailer 16
-
HK$104,413 HKD
£10,479 GBP
View
Most Expensive
B
NZ Jewellers
a907e422-b077-4cbe-9271-bd4d69de2e5a · Oct 30
HK$111,425 HKD
$14,202 USD
View
16 more retailers have this diamond
Prices start from HK$57,862 HKDSave up to HK$53,563 HKD

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.

A
1.70ct Oval
HK$57,862 HKD