Oval|Natural|GIA

1.70ct D SI1 Oval Natural Diamond

EX • D/SI1 • GIA 2235994301

Certificate GIA 2235994301

Diamond specifications and retailer prices

From $6,618 USD
HK$51,700 HKD
As of October 30, 2026
Save $8,503 USD (56%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $15,121 USD at NZ Jewellers · As of October 27, 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 2235994301. Listed at 9 retailers as of October 27, 2026, with prices from $6,618 to $15,121, a $8,503 spread on the same certified stone. NZ Jewellers lists it at $15,121. 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
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
Pavilion angle37.45°
OriginNatural
Grading LabGIA
CertificateGIA 2235994301
Dimensions9.20 × 6.56 × 4.25 mm
L/W Ratio1.40
Key to symbols
Crystal, Feather
Top View
9.20 mm6.56 mm1.70 ctD / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 2235994301
Side View
Table 63.0%CrownGirdle: THK-VTKPavilion 37.45°Culet: NoneDepth 64.8%

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: Oct 30
Current: $15,121 USD|Low: $6,618 USD|High: $16,493 USD|Avg: $9,818 USD|-8.3%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 29, 2026
Retailer 7$6,618 USD
Retailer 4$7,383 USD
Retailer 9$7,658 USD
Retailer 8$8,073 USD
Retailer 5$9,041 USD
Retailer 6$9,180 USD
Retailer 3$9,917 USD
Retailer 2$12,667 USD
NZ Jewellers$15,121 USD

36 data points across 9 retailers

9 retailers$6,618 USD to $15,121 USD

A
Cheapest Retailer
-
$6,618 USD
HK$51,700 HKD
Retailer 2
-
$7,383 USD
€7,032 EUR
View
Price last confirmed 3 days ago
Retailer 3
-
$7,658 USD
SGD 10,349 SGD
View
Price last confirmed 19 days ago
A
Retailer 4
-
$8,073 USD
View
B+
Retailer 5
-
$9,041 USD
View
B+
Retailer 6
-
$9,180 USD
View
B+
Retailer 7
-
$9,917 USD
€9,445 EUR
View
B+
Retailer 8
-
$12,667 USD
£9,974 GBP
View
Most Expensive
B
NZ Jewellers
64cafd8e-cc68-4655-a8a0-e9af2cd50caf · Oct 27
$15,121 USD
View
8 more retailers have this diamond
Prices start from $6,618 USDSave up to $8,503 USD

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
$6,618 USD