Round|Natural|GIA

1.70ct H SI2 Round Natural Diamond

EX • H/SI2 • GIA 6545357664

Certificate GIA 6545357664

Diamond specifications and retailer prices

From $8,689 SGD
$6,797 USD
As of October 30, 2026
Save $9,869 SGD (53%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: $18,559 SGD at NZ Jewellers · As of October 20, 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 H colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6545357664. Listed at 25 retailers as of October 30, 2026, with a 114% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
H
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 6545357664
Dimensions7.62 × 7.57 × 4.74 mm
L/W Ratio1.01
Top View
7.62 mm7.57 mm1.70 ctH / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6545357664
Side View
Table 55.0%Crown 34°Girdle: MediumPavilion 40.8°Culet: NoneDepth 62.4%

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: Oct 30
Current: $13,442 SGD|Low: $8,505 SGD|High: $16,349 SGD|Avg: $12,356 SGD|-1.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 30, 2026
Retailer 8$8,689 SGD
Retailer 7$9,279 SGD
Retailer 6$9,280 SGD
Retailer 2$10,269 SGD
Retailer 3$12,156 SGD
Retailer 1$13,442 SGD
Retailer 4$15,547 SGD
Retailer 5$16,276 SGD

40 data points across 8 retailers

25 retailers$8,689 SGD to $18,559 SGD

B+
Cheapest Retailer
-
$8,689 SGD
$6,797 USD
B+
Retailer 2
-
$9,279 SGD
$7,258 USD
View
Final sale: no returns
B+
Retailer 3
-
$9,280 SGD
$7,259 USD
View
B+
Retailer 4
-
$9,884 SGD
$7,732 USD
View
Retailer 5
-
$10,053 SGD
$7,864 USD
View
Price last confirmed 23 days ago
Retailer 6
-
$10,053 SGD
$7,864 USD
View
Price last confirmed 43 days ago
Retailer 7
-
$10,053 SGD
$7,864 USD
View
Price last confirmed 9 days ago
Retailer 8
-
$10,208 SGD
$7,985 USD
View
Price last confirmed 32 days ago
B+
Retailer 9
-
$10,269 SGD
£6,325 GBP
View
B
Retailer 10
-
$10,662 SGD
$8,340 USD
View
B
Retailer 11
-
$10,662 SGD
$8,340 USD
View
B+
Retailer 12
-
$11,007 SGD
$8,610 USD
View
Retailer 13
-
$11,599 SGD
$9,073 USD
View
Price last confirmed 22 days ago
Retailer 14
-
$11,599 SGD
$9,073 USD
View
Price last confirmed 39 days ago
Retailer 15
-
$11,599 SGD
$9,073 USD
View
Price last confirmed 10 days ago
B
Retailer 16
-
$11,599 SGD
$9,073 USD
View
B
Retailer 17
-
$12,156 SGD
€9,056 EUR
View
Retailer 18
-
$12,222 SGD
$9,560 USD
View
Price last confirmed 16 days ago
B
Retailer 19
-
$13,442 SGD
£8,279 GBP
View
B
Retailer 20
-
$15,547 SGD
£9,576 GBP
View
B
Retailer 21
-
$16,276 SGD
£10,025 GBP
View
Retailer 22
-
$18,559 SGD
$14,517 USD
View
Price last confirmed 41 days ago
B
Retailer 23
-
$18,559 SGD
$14,517 USD
View
Retailer 24
-
$18,559 SGD
$14,517 USD
View
Price last confirmed 35 days ago
Most Expensive
NZ Jewellers
9dce53ff-da98-468c-a682-945f5f03bd09 · Oct 20
$18,559 SGD
$14,517 USD
View
Price last confirmed 11 days ago
24 more retailers have this diamond
Prices start from $8,689 SGDSave up to $9,869 SGD

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 Round
$8,689 SGD