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1.61ct F SI1 Round Natural Diamond

EX • F/SI1 • GIA 1242074940

Certificate GIA 1242074940

Diamond specifications and retailer prices

From $9,320 USD
As of November 1, 2026
Save $6,656 USD (42%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $15,976 USD at NZ Jewellers · As of November 2, 2026
View at NZ Jewellers

About this 1.61ct natural round diamond

This 1.61ct 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 1242074940. Listed at 20 retailers as of November 1, 2026, with prices from $9,320 to $15,976, a $6,656 spread on the same certified stone. NZ Jewellers lists it at $15,976. 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

1.61
Carat
F
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 1242074940
Dimensions7.43 × 7.48 × 4.62 mm
L/W Ratio1.01
Culet sizeNone
Key to symbols
Cloud, Feather, Crystal, Needle
Top View
7.43 mm7.48 mm1.61 ctF / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1242074940
Side View
Table 58.0%Crown 36°Girdle: Slightly ThickPavilion 40.6°Culet: NoneDepth 62.0%

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: $15,976 USD|Low: $9,320 USD|High: $15,976 USD|Avg: $11,578 USD
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
Retailer 18
Retailer 19
November 3, 2026
Retailer 16$9,320 USD
Retailer 9$9,816 USD
Retailer 4$9,859 USD
Retailer 2$10,420 USD
Retailer 18$10,441 USD
Retailer 7$10,450 USD
Retailer 15$10,547 USD
Retailer 19$10,579 USD
Retailer 8$10,580 USD
Retailer 10$11,271 USD
Retailer 11$11,462 USD
Retailer 17$11,638 USD
Retailer 5$11,732 USD
Retailer 3$11,779 USD
Retailer 12$12,549 USD
Retailer 6$13,225 USD
Retailer 14$14,082 USD
Retailer 13$14,969 USD
NZ Jewellers$15,976 USD

34 data points across 19 retailers

20 retailers$9,320 USD to $15,976 USD

B+
Cheapest Retailer
-
$9,320 USD
B+
Retailer 2
-
$9,816 USD
View
B+
Retailer 3
-
$9,859 USD
View
B+
Retailer 4
-
$10,420 USD
£8,205 GBP
View
B+
Retailer 5
-
$10,441 USD
SGD 14,109 SGD
View
B+
Retailer 6
-
$10,450 USD
View
Retailer 7
-
$10,547 USD
A$16,226 AUD
View
Price last confirmed 10 days ago
B+
Retailer 8
-
$10,579 USD
View
Final sale: no returns
B+
Retailer 9
-
$10,580 USD
View
B+
Retailer 10
-
$11,271 USD
View
B
Retailer 11
-
$11,462 USD
View
B
Retailer 12
-
$11,638 USD
View
Retailer 13
-
$11,657 USD
View
Price last confirmed 7 days ago
B
Retailer 14
-
$11,732 USD
View
B
Retailer 15
-
$11,779 USD
View
B
Retailer 16
-
$12,549 USD
£9,881 GBP
View
B
Retailer 17
-
$13,225 USD
View
B
Retailer 18
-
$14,082 USD
ZAR 227,493 ZAR
View
B
Retailer 19
-
$14,969 USD
£11,787 GBP
View
Most Expensive
B
NZ Jewellers
14b7ce6d-2f87-4c33-92f0-815f08a8a0ba · Nov 2
$15,976 USD
View
19 more retailers have this diamond
Prices start from $9,320 USDSave up to $6,656 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.

B+
1.61ct Round
$9,320 USD