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Round|Natural|GIA

1.70ct F SI1 Round Natural Diamond

EX • F/SI1 • GIA 1538871195

Certificate GIA 1538871195

Diamond specifications and retailer prices

From $7,885 USD
HK$61,600 HKD
As of November 1, 2026
Save $6,949 USD (47%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $14,834 USD at NZ Jewellers · As of November 2, 2026
View at NZ Jewellers

About this 1.7ct natural round diamond

This 1.7ct natural round sits in the one-and-a-half to two carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1538871195. Listed at 22 retailers as of November 1, 2026, with prices from $7,885 to $14,834, a $6,949 spread on the same certified stone. NZ Jewellers lists it at $14,834. 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
F
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
Crown angle35.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 1538871195
Dimensions7.60 × 7.54 × 4.74 mm
L/W Ratio1.01
Culet sizeNone
Key to symbols
Crystal, Knot, Cloud, Feather, Needle, Indented Natural
Top View
7.60 mm7.54 mm1.70 ctF / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 1538871195
Side View
Table 57.0%Crown 35.5°Girdle: MED-STKPavilion 41°Culet: NoneDepth 62.9%

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: $8,085 USD|Low: $8,069 USD|High: $14,068 USD|Avg: $10,573 USD|-2.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 2, 2026
Retailer 1$8,085 USD
Retailer 10$9,116 USD
Retailer 4$9,585 USD
Retailer 2$9,720 USD
Retailer 8$9,780 USD
Retailer 9$9,823 USD
Retailer 5$10,641 USD
Retailer 3$11,652 USD
Retailer 7$13,075 USD
Retailer 6$13,900 USD

26 data points across 10 retailers

22 retailers$7,885 USD to $14,834 USD

A
Cheapest Retailer
-
$7,885 USD
HK$61,600 HKD
A
Retailer 2
-
$8,085 USD
₹769,983 INR
View
Retailer 3
-
$8,717 USD
SGD 11,780 SGD
View
Price last confirmed 21 days ago
B+
Retailer 4
-
$9,062 USD
View
B+
Retailer 5
-
$9,116 USD
View
B+
Retailer 6
-
$9,585 USD
£7,547 GBP
View
B+
Retailer 7
-
$9,720 USD
View
Retailer 8
-
$9,780 USD
A$15,047 AUD
View
Price last confirmed 10 days ago
B
Retailer 9
-
$9,823 USD
View
Final sale: no returns
B+
Retailer 10
-
$9,824 USD
View
B+
Retailer 11
-
$10,641 USD
€10,134 EUR
View
Retailer 12
-
$10,643 USD
View
Price last confirmed 46 days ago
B+
Retailer 13
-
$10,643 USD
View
B+
Retailer 14
-
$10,807 USD
View
B+
Retailer 15
-
$10,889 USD
View
B+
Retailer 16
-
$11,652 USD
£9,175 GBP
View
Retailer 17
-
$12,280 USD
View
Price last confirmed 41 days ago
B
Retailer 18
-
$12,280 USD
View
B
Retailer 19
-
$13,075 USD
ZAR 211,232 ZAR
View
B
Retailer 20
-
$13,900 USD
£10,945 GBP
View
Retailer 21
-
$14,834 USD
View
Price last confirmed 44 days ago
Most Expensive
B
NZ Jewellers
357e64bc-b43e-4647-b3d8-91f7c4b967c9 · Nov 2
$14,834 USD
View
21 more retailers have this diamond
Prices start from $7,885 USDSave up to $6,949 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 Round
$7,885 USD