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Emerald|Natural|GIA

1.70ct F SI1 Emerald Natural Diamond

ID • F/SI1 • GIA 5

Certificate GIA 5

Diamond specifications and retailer prices

From $17,952 AUD
$12,581 USD
As of November 2, 2026
Save $4,433 AUD (20%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $22,385 AUD at Blue Nile · As of October 31, 2026
View at Blue Nile

About this 1.7ct natural emerald diamond

This 1.7ct natural emerald 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 stated by the retailer rather than the lab and certified by GIA. Listed at 3 retailers as of October 31, 2026, with prices from $17,952 to $22,385, a $4,433 spread on the same certified stone. Blue Nile lists it at $22,385. 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
Colour
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 5
Dimensions8.05 × 6.14 × 3.94 mm
L/W Ratio1.31
Top View
8.05 mm6.14 mm1.70 ctF / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 5
Side View
Table 66.0%CrownGirdle: THN-ETKPavilionCulet: NoneDepth 64.2%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Nov 2
Current: $22,385 AUD|Low: $17,952 AUD|High: $22,385 AUD|Avg: $19,350 AUD
Blue Nile
Retailer 2
Retailer 3
September 26, 2026
Retailer 2$17,952 AUD
Retailer 3$19,231 AUD
Blue Nile$22,385 AUD

2 data points across 3 retailers

3 retailers$17,952 AUD to $22,385 AUD

B
Cheapest Retailer
-
$17,952 AUD
$12,581 USD
B
Retailer 2
-
$19,231 AUD
$13,477 USD
View
Most Expensive
B
Blue Nile
14563347 · Oct 31
$22,385 AUD
$15,688 USD
View
2 more retailers have this diamond
Prices start from $17,952 AUDSave up to $4,433 AUD

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 Emerald
$17,952 AUD